GLN - Impact Mathematics Course 2 c2009

Mathematics - Grade 7

CHAPTER | GLN.1. | Chapter 1: Expressions | |||||

LESSON | GLN.1.1. | Chapter 1 Lesson 1: Variables and Expressions | |||||

INVESTIGATION | GLN.1.1.1. | Ch 1 Lesson 1 Investigation 1: Sequence and Rules (pp. 5 - 8)materials correlated to this standard → |
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INVESTIGATION | GLN.1.1.2. | Ch 1 Lesson 1 Investigation 2: Write Expressions (pp. 9 - 12)materials correlated to this standard → |
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INVESTIGATION | GLN.1.1.3. | Ch 1 Lesson 1 Investigation 3: Evaluate Expressions (pp. 12 - 17)materials correlated to this standard → |
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INVESTIGATION | GLN.1.1.4. | Ch 1 Lesson 1 Investigation 4: Flowcharts (pp. 17 - 20)materials correlated to this standard → |
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LESSON | GLN.1.2. | Chapter 1 Lesson 2: Expressions and Formulas | |||||

INVESTIGATION | GLN.1.2.1. | Ch 1 Lesson 2 Investigation 1: What's the Variable? (pp. 32 - 34)materials correlated to this standard → |
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INVESTIGATION | GLN.1.2.2. | Ch 1 Lesson 2 Investigation 2: Formulas (pp. 35 - 39)materials correlated to this standard → |
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INVESTIGATION | GLN.1.2.3. | Ch 1 Lesson 2 Inquiry Investigation 3: Formulas and Spreadsheets (pp. 40 - 42)materials correlated to this standard → |
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LESSON | GLN.1.3. | Chapter 1 Lesson 3: The Distributive Property | |||||

INVESTIGATION | GLN.1.3.1. | Ch 1 Lesson 3 Investigation 1: Bags and Blocks (pp. 51 - 52)materials correlated to this standard → |
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INVESTIGATION | GLN.1.3.2. | Ch 1 Lesson 3 Investigation 2: The Same and Different (pp. 53 - 55)materials correlated to this standard → |
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INVESTIGATION | GLN.1.3.3. | Ch 1 Lesson 3 Investigation 3: Use Parentheses (pp. 56 - 59)materials correlated to this standard → |
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INVESTIGATION | GLN.1.3.4. | Ch 1 Lesson 3 Investigation 4: Combine Like Terms (pp. 60 - 62)materials correlated to this standard → |
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CHAPTER | GLN.2. | Chapter 2: Exponents | |||||

LESSON | GLN.2.1. | Chapter 2 Lesson 1: Factors and Multiples | |||||

INVESTIGATION | GLN.2.1.1. | Ch 2 Lesson 1 Investigation 1: Factors (pp. 75 - 76)materials correlated to this standard → |
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INVESTIGATION | GLN.2.1.2. | Ch 2 Lesson 1 Investigation 2: Prime Numbers (pp. 77 - 79)materials correlated to this standard → |
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INVESTIGATION | GLN.2.1.3. | Ch 2 Lesson 1 Investigation 3: Common Factors (pp. 80 - 82)materials correlated to this standard → |
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INVESTIGATION | GLN.2.1.4. | Ch 2 Lesson 1 Investigation 4: Multiples (pp. 83 - 85)materials correlated to this standard → |
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LESSON | GLN.2.2. | Chapter 2 Lesson 2: Exponent Machines | |||||

INVESTIGATION | GLN.2.2.1. | Ch 2 Lesson 2 Investigation 1: Model Exponents (pp. 93 - 96)materials correlated to this standard → |
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INVESTIGATION | GLN.2.2.2. | Ch 2 Lesson 2 Investigation 2: Multiply Expressions with the Same Base (pp. 96 - 100)materials correlated to this standard → |
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INVESTIGATION | GLN.2.2.3. | Ch 2 Lesson 2 Investigation 3: Multiply Expressions with the Same Exponent (pp. 100 - 103)materials correlated to this standard → |
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LESSON | GLN.2.3. | Chapter 2 Lesson 3: More Exponent Machines | |||||

INVESTIGATION | GLN.2.3.1. | Ch 2 Lesson 3 Investigation 1: Division Machines with Exponents (pp. 107 - 108)materials correlated to this standard → |
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INVESTIGATION | GLN.2.3.2. | Ch 2 Lesson 3 Investigation 2: Division Expressions with Exponents (pp. 109 - 110)materials correlated to this standard → |
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INVESTIGATION | GLN.2.3.3. | Ch 2 Lesson 3 Investigation 3: Power Laws of Exponents (pp. 111 - 113)materials correlated to this standard → |
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INVESTIGATION | GLN.2.3.4. | Ch 2 Lesson 3 Inquiry Investigation 4: The Tower of Hanoi (pp. 114 - 116)materials correlated to this standard → |
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CHAPTER | GLN.3. | Chapter 3: Signed Numbers | |||||

LESSON | GLN.3.1. | Chapter 3 Lesson 1: Add and Subtract with Negative Numbers | |||||

INVESTIGATION | GLN.3.1.1. | Ch 3 Lesson 1 Investigation 1: The Two-Color Chip Model (pp. 128 - 130)materials correlated to this standard → |
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INVESTIGATION | GLN.3.1.2. | Ch 3 Lesson 1 Inquiry Investigation 2: A Number Line Model (pp. 131 - 133)materials correlated to this standard → |
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INVESTIGATION | GLN.3.1.3. | Ch 3 Lesson 1 Investigation 3: Add and Subtract on the Number Line (pp. 134 - 139)materials correlated to this standard → |
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INVESTIGATION | GLN.3.1.4. | Ch 3 Lesson 1 Investigation 4: Equivalent Operations (pp. 140 - 142)materials correlated to this standard → |
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INVESTIGATION | GLN.3.1.5. | Ch 3 Lesson 1 Investigation 5: Inequalities and Negative Numbers (pp. 143 - 145)materials correlated to this standard → |
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INVESTIGATION | GLN.3.1.6.. | Ch 3 Lesson 1 Investigation 6: Predict Signs of Sums and Differences (pp. 146 - 147)materials correlated to this standard → |
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LESSON | GLN.3.2. | Chapter 3 Lesson 2: Multiply and Divide with Negative Numbers | |||||

INVESTIGATION | GLN.3.2.1. | Ch 3 Lesson 2 Investigation 1: Multiply a Positive and a Negative (pp. 155 - 156)materials correlated to this standard → |
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INVESTIGATION | GLN.3.2.2. | Ch 3 Lesson 2 Investigation 2: Multiply Two Negatives (pp. 157 - 159)materials correlated to this standard → |
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INVESTIGATION | GLN.3.2.3. | Ch 3 Lesson 2 Investigation 3: Divide with Negative Numbers (pp. 160 - 161)materials correlated to this standard → |
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INVESTIGATION | GLN.3.2.4. | Ch 3 Lesson 2 Investigation 4: Signed Numbers and Data (pp. 162 - 164)materials correlated to this standard → |
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CHAPTER | GLN.4. | Chapter 4: Magnitude of Numbers | |||||

LESSON | GLN.4.1. | Chapter 4 Lesson 1:Scientific Notation | |||||

INVESTIGATION | GLN.4.1.1. | Ch 4 Lesson 1 Investigation 1: Powers of 10 (pp. 175 - 177)materials correlated to this standard → |
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INVESTIGATION | GLN.4.1.2. | Ch 4 Lesson 1 Investigation 2: Work with Scientific Notation (pp. 178 - 181)materials correlated to this standard → |
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INVESTIGATION | GLN.4.1.3. | Ch 4 Lesson 1 Investigation 3: Scientific Notation on Your Calculator (pp. 182 - 184)materials correlated to this standard → |
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INVESTIGATION | GLN.4.1.4. | Ch 4 Lesson 1 Inquiry Investigation 4: Relative Error (pp. 185 - 187)materials correlated to this standard → |
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LESSON | GLN.4.2. | Chapter 4 Lesson 2: Negative Exponents | |||||

INVESTIGATION | GLN.4.2.1. | Ch 4 Lesson 2 Investigation 1: Model Negative Exponents (pp. 194 - 197)materials correlated to this standard → |
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INVESTIGATION | GLN.4.2.2. | Ch 4 Lesson 2 Investigation 2: Evaluate Expressions with Negative Exponents (pp. 198 - 199)materials correlated to this standard → |
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INVESTIGATION | GLN.4.2.3. | Ch 4 Lesson 2 Investigation 3: Laws of Exponents and Scientific Notation (pp. 200 - 201)materials correlated to this standard → |
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CHAPTER | GLN.5. | Chapter 5: Geometry in Three Dimensions | |||||

LESSON | GLN.5.1. | Chapter 5 Lesson 1: Surface Area and Volume | |||||

INVESTIGATION | GLN.5.1.1. | Ch 5 Lesson 1 Investigation 1: Measure Prisms (pp. 213 - 215)materials correlated to this standard → |
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INVESTIGATION | GLN.5.1.2. | Ch 5 Lesson 1 Investigation 2: Volume of Prisms and Cylinders (pp. 216 - 219)materials correlated to this standard → |
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INVESTIGATION | GLN.5.1.3. | Ch 5 Lesson 1 Inquiry Investigation 3: Package Design (pp. 220 - 222)materials correlated to this standard → |
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LESSON | GLN.5.2. | Chapter 5 Lesson 2: Nets and Solids | |||||

INVESTIGATION | GLN.5.2.1. | Ch 5 Lesson 2 Investigation 1: Use a Net (pp. 229 - 230)materials correlated to this standard → |
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INVESTIGATION | GLN.5.2.2. | Ch 5 Lesson 2 Investigation 2: Use Nets to Investigate Solids (pp. 230 - 232)materials correlated to this standard → |
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INVESTIGATION | GLN.5.2.3. | Ch 5 Lesson 2 Investigation 3: Is Today's Beverage Can the Best Shape? (pp. 233 - 234)materials correlated to this standard → |
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LESSON | GLN.5.3. | Chapter 5 Lesson 3: Mass and Weight | |||||

INVESTIGATION | GLN.5.3.1. | Ch 5 Lesson 3 Investigation 1: Measure Mass (pp. 241 - 244)materials correlated to this standard → |
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INVESTIGATION | GLN.5.3.2. | Ch 5 Lesson 3 Investigation 2: Estimate Mass (pp. 244 - 246) | |||||

INVESTIGATION | GLN.5.3.3. | Ch 5 Lesson 3 Investigation 3: Measure Weight (pp. 247 - 250)materials correlated to this standard → |
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CHAPTER | GLN.6. | Chapter 6: Data and Probability | |||||

LESSON | GLN.6.1. | Chapter 6 Lesson 1: Dependence | |||||

INVESTIGATION | GLN.6.1.1. | Ch 6 Lesson 1 Investigation 1: Combinations and Probability (pp. 262 - 263)materials correlated to this standard → |
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INVESTIGATION | GLN.6.1.2. | Ch 6 Lesson 1 Investigation 2: Heads or Tails? (pp. 264 - 267)materials correlated to this standard → |
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INVESTIGATION | GLN.6.1.3. | Ch 6 Lesson 1 Investigation 3: Is it Fair? (pp. 268 - 269)materials correlated to this standard → |
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INVESTIGATION | GLN.6.1.4. | Ch 6 Lesson 1 Inquiry Investigation 4: The Hidden Prize (pp. 270 - 271)materials correlated to this standard → |
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LESSON | GLN.6.2. | Chapter 6 Lesson 2: Make Predictions | |||||

INVESTIGATION | GLN.6.2.1. | Ch 6 Lesson 2 Investigation 1: Samples and Predictions (pp. 279 - 280)materials correlated to this standard → |
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INVESTIGATION | GLN.6.2.2. | Ch 6 Lesson 2 Investigation 2: Sample Sizes (pp. 280 - 282)materials correlated to this standard → |
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INVESTIGATION | GLN.6.2.3. | Ch 6 Lesson 2 Investigation 3: Representative Samples (pp. 283 - 285)materials correlated to this standard → |
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LESSON | GLN.6.3. | Chapter 6 Lesson 3: Data and Graphs | |||||

INVESTIGATION | GLN.6.3.1. | Ch 6 Lesson 3 Investigation 1: Double Bar and Double Line Graphs (pp. 295 - 298)materials correlated to this standard → |
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INVESTIGATION | GLN.6.3.2. | Ch 6 Lesson 3 Investigation 2: Make a Circle Graph (pp. 299 - 301)materials correlated to this standard → |
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INVESTIGATION | GLN.6.3.3. | Ch 6 Lesson 3 Investigation 3: Stem-and-Leaf Plots (pp. 302 - 305)materials correlated to this standard → |
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INVESTIGATION | GLN.6.3.4. | Ch 6 Lesson 3 Inquiry Investigation 4: Misleading Statistics and Graphs (pp. 306 - 308)materials correlated to this standard → |
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CHAPTER | GLN.7. | Chapter 7: Real Numbers | |||||

LESSON | GLN.7.1. | Chapter 7 Lesson 1: Rational Numbers | |||||

INVESTIGATION | GLN.7.1.1. | Ch 7 Lesson 1 Investigation 1: Number Sets (pp. 320 - 323)materials correlated to this standard → |
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INVESTIGATION | GLN.7.1.2. | Ch 7 Lesson 1 Investigation 2: Order and Compare Rational Numbers (pp. 324 - 327)materials correlated to this standard → |
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LESSON | GLN.7.2. | Chapter 7 Lesson 2: Irrational Numbers | |||||

INVESTIGATION | GLN.7.2.1. | Ch 7 Lesson 2 Investigation 1: Squares and Square Roots (pp. 331 - 335)materials correlated to this standard → |
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INVESTIGATION | GLN.7.2.2. | Ch 7 Lesson 2 Investigation 2: Approximate Irrational Numbers (pp. 336 - 338)materials correlated to this standard → |
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LESSON | GLN.7.3. | Chapter 7 Lesson 3: The Pythagorean Theorem | |||||

INVESTIGATION | GLN.7.3.1. | Ch 7 Lesson 3 Investigation 1: Right Triangles and Squares (pp. 343 - 346)materials correlated to this standard → |
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INVESTIGATION | GLN.7.3.2. | Ch 7 Lesson 3 Investigation 2: Use the Pythagorean Theorem (pp. 347 - 350)materials correlated to this standard → |
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INVESTIGATION | GLN.7.3.3. | Ch 7 Lesson 3 Inquiry Investigation 3: The Distance Formula (pp. 351 - 354)materials correlated to this standard → |
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CHAPTER | GLN.8. | Chapter 8: Linear Relationships | |||||

LESSON | GLN.8.1. | Chapter 8 Lesson 1: Rates | |||||

INVESTIGATION | GLN.8.1.1. | Ch 8 Lesson 1 Investigation 1: Understand Rates (pp. 369 - 372)materials correlated to this standard → |
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INVESTIGATION | GLN.8.1.2. | Ch 8 Lesson 1 Investigation 2: Describe Rates (pp. 373 - 376)materials correlated to this standard → |
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INVESTIGATION | GLN.8.1.3. | Ch 8 Lesson 1 Investigation 3: Proportional Relationships (pp. 377 - 379)materials correlated to this standard → |
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INVESTIGATION | GLN.8.1.4. | Ch 8 Lesson 1 Inquiry Investigation 4: Rolling Along (pp. 380 - 381)materials correlated to this standard → |
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LESSON | GLN.8.2. | Chapter 8 Lesson 2: Speed and Slope | |||||

INVESTIGATION | GLN.8.2.1. | Ch 8 Lesson 2 Investigation 1: Walk and Jog (pp. 390 - 393)materials correlated to this standard → |
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INVESTIGATION | GLN.8.2.2. | Ch 8 Lesson 2 Investigation 2: Distance with Time (pp. 394 - 395)materials correlated to this standard → |
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INVESTIGATION | GLN.8.2.3. | Ch 8 Lesson 2 Investigation 3: Describe Graphs (pp. 396 - 397)materials correlated to this standard → |
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INVESTIGATION | GLN.8.2.4. | Ch 8 Lesson 2 Investigation 4: Change the Starting Point (pp. 398 - 401)materials correlated to this standard → |
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LESSON | GLN.8.3. | Chapter 8 Lesson 3: Recognize Linear Relationships | |||||

INVESTIGATION | GLN.8.3.1. | Ch 8 Lesson 3 Investigation 1: Explore and Describe Patterns (pp. 411 - 413)materials correlated to this standard → |
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INVESTIGATION | GLN.8.3.2. | Ch 8 Lesson 3 Investigation 2: Graphs and Rules from Patterns (pp. 414 - 416)materials correlated to this standard → |
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INVESTIGATION | GLN.8.3.3. | Ch 8 Lesson 3 Investigation 3: From Rules to Graphs (pp. 417 - 419)materials correlated to this standard → |
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INVESTIGATION | GLN.8.3.4. | Ch 8 Lesson 3 Investigation 4: Secret Rules (pp. 420 - 422)materials correlated to this standard → |
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CHAPTER | GLN.9. | Chapter 9: Equations | |||||

LESSON | GLN.9.1. | Chapter 9 Lesson 1: Find a Solution Method | |||||

INVESTIGATION | GLN.9.1.1. | Ch 9 Lesson 1 Investigation 1: Choose a Solution Method (pp. 437 - 439)materials correlated to this standard → |
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INVESTIGATION | GLN.9.1.2. | Ch 9 Lesson 1 Inquiry Investigation 2: Use a Spreadsheet to Guess-Check-and-Improve (pp. 440 - 443)materials correlated to this standard → |
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LESSON | GLN.9.2. | Chapter 9 Lesson 2: A Model for Solving Equations | |||||

INVESTIGATION | GLN.9.2.1. | Ch 9 Lesson 2 Investigation 1: Balance Puzzles (pp. 447 - 448)materials correlated to this standard → |
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INVESTIGATION | GLN.9.2.2. | Ch 9 Lesson 2 Investigation 2: Keep Things Balanced (pp. 449 - 452)materials correlated to this standard → |
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INVESTIGATION | GLN.9.2.3. | Ch 9 Lesson 2 Investigation 3: Solve Problems with Balance Puzzles (pp. 453 - 454)materials correlated to this standard → |
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LESSON | GLN.9.3. | Chapter 9 Lesson 3: Solve Equations | |||||

INVESTIGATION | GLN.9.3.1. | Ch 9 Lesson 3 Investigation 1: Symbolic Solutions (pp. )materials correlated to this standard → |
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INVESTIGATION | GLN.9.3.2. | Ch 9 Lesson 3 Investigation 2: Do the Same Thing to Both Sides (pp. 462 - 463)materials correlated to this standard → |
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INVESTIGATION | GLN.9.3.3. | Ch 9 Lesson 3 Investigation 3: Solve More Equations (pp. 464 - 465)materials correlated to this standard → |
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INVESTIGATION | GLN.9.3.4. | Ch 9 Lesson 3 Investigation 4: Solve One-Variable Inequalities (pp. 466 - 468)materials correlated to this standard → |
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LESSON | GLN.9.4. | Chapter 9 Lesson 4: Solve Equations with Parentheses | |||||

INVESTIGATION | GLN.9.4.1. | Ch 9 Lesson 4 Investigation 1: Build and Solve Equations (pp. 474 - 476)materials correlated to this standard → |
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INVESTIGATION | GLN.9.4.2. | Ch 9 Lesson 4 Investigation 2: Subtract with Parentheses (pp. 477 - 480)materials correlated to this standard → |
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INVESTIGATION | GLN.9.4.3. | Ch 9 Lesson 4 Investigation 3: More Practice with Parentheses (pp. 481 - 483)materials correlated to this standard → |
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CHAPTER | GLN.10. | Chapter 10: Proportional Reasoning and Percents | |||||

LESSON | GLN.10.1. | Chapter 10 Lesson 1: Ratios | |||||

INVESTIGATION | GLN.10.1.1. | Ch 10 Lesson 1 Investigation 1: Ratio and Rate Comparison (pp. 495 - 496)materials correlated to this standard → |
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INVESTIGATION | GLN.10.1.2. | Ch 10 Lesson 1 Investigation 2: Comparing and Scaling Ratios (pp. 497 - 499)materials correlated to this standard → |
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LESSON | GLN.10.2. | Chapter 10 Lesson 2: Proportions and Similarity | |||||

INVESTIGATION | GLN.10.2.1. | Ch 10 Lesson 2 Investigation 1: Proportional Relationships (pp. 505 - 507)materials correlated to this standard → |
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INVESTIGATION | GLN.10.2.2. | Ch 10 Lesson 2 Investigation 2: Equal Ratios (pp. 508 - 510)materials correlated to this standard → |
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INVESTIGATION | GLN.10.2.3. | Ch 10 Lesson 2 Investigation 3: Solve Proportions (pp. 510 - 513)materials correlated to this standard → |
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INVESTIGATION | GLN.10.2.4. | Ch 10 Lesson 2 Investigation 4: Map Scales (pp. 514 - 516)materials correlated to this standard → |
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INVESTIGATION | GLN.10.2.5. | Ch 10 Lesson 2 Investigation 5: Similarity (pp. 517 - 518)materials correlated to this standard → |
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INVESTIGATION | GLN.10.2.6. | Ch 10 Lesson 2 Inquiry Investigation 6: Estimate Heights of Tall Objects (pp. 519 - 521)materials correlated to this standard → |
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LESSON | GLN.10.3. | Chapter 10 Lesson 3: Percentages and Proportions | |||||

INVESTIGATION | GLN.10.3.1. | Ch 10 Lesson 3 Investigation 1: Find Percents (pp. 530 - 533)materials correlated to this standard → |
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INVESTIGATION | GLN.10.3.2. | Ch 10 Lesson 3 Investigation 2: Proportions Using Percents (pp. 534 - 536)materials correlated to this standard → |
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LESSON | GLN.10.4. | Chapter 10 Lesson 4: Rates | |||||

INVESTIGATION | GLN.10.4.1. | Ch 10 Lesson 4 Investigation 1: Unit Prices (pp. 540 - 543)materials correlated to this standard → |
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INVESTIGATION | GLN.10.4.2. | Ch 10 Lesson 4 Investigation 2: Convert Currencies (pp. 544 - 546) |