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[ Chapters 1-4 | Chapters 5-7 | Chapters 8-9 | Chapters 10-12 | Chapters 13-16 | Chapters 17-20 | Chapters 21-23 | Chapters 24-27 | Chapters 28-30 ]

Chapters 1-4
Chapter 1
 Place Value to 100,000 Use a place-value chart to find the value of each digit in a number.

Chapter 2
 Compare Numbers Watch this interactive demonstration to learn more about comparing numbers.

 Ordering Numbers Play a game to practice ordering numbers.

Chapter 3
 Math Model: Add 3-Digit Numbers A step-by-step model guides you through the process of adding 3-digit numbers.

 Math Model: Subtract 3-Digit Numbers A step-by-step model guides you through the process of subtracting 3-digit numbers.

 Subtracting Across Zeros Learn how to regroup to subtract across zeros.

Chapter 4
 What’s My Value? Match expressions and values to get a musical surprise!

 Keeping It True Learn about algebra as you listen to and follow along with the math jingle, "Keeping It True."

Chapters 5-7
Chapter 5
 Telling Time Play a game by telling time.

 Elapsed Time on a Clock Use an analog clock to measure elapsed time.

Chapter 6

 Finding Median and Mode Find the median and the mode of a set of data.

 Exploring the Range of Data Find the range of a set of data.

Chapter 7
 Exploring Double-Bar Graphs Make a double-bar graph.

Chapters 8-9
Chapter 8
 Multiplication Mystery Expose the missing factors to solve the mystery!

 Operation Restore Power Help turn the lights on. Decide what operation to use to solve each problem.

 Modeling Multiplication Facts Use arrays to model multiplication problems.

Chapter 9
 Escape from Planet X Choose the expression that matches the words.

Chapters 10-12
Chapter 10
 Math Model: Multiply 3-Digit Numbers A step-by-step model guides you through the process of multiplying 3-digit numbers.

 Model Multiplication (2-Digit by 1-Digit Numbers) Watch this interactive demonstration to learn more about multiplying numbers.

 Record Multiplication Watch this interactive demonstration to learn more about recording multiplication.

 Modeling Multiplication Use multiplication rods to multiply by two-digit numbers.

Chapter 11
 What’s Missing? Find the missing digits in multiplication number sentences to light up the sky!

Chapter 12
 Math Model: Multiply by 2-Digit Numbers A step-by-step model guides you through the process of multiplying by 2-digit numbers.

Chapters 13-16
Chapter 13
 Divide with Remainders Watch this interactive demonstration to learn more about dividing with remainders.

 Division with Remainders Model division with remainders in the quotients.

Chapter 14
 Math Model: Divide 3-Digit Numbers A step-by-step model guides you through the process of dividing 3-digit numbers.

 City Blocks Build a city. Tell how you interpret the remainder in each situation.

 Divide by 1-Digit Numbers Watch this interactive demonstration to learn more about dividing 1-digit numbers.

Chapter 15
 Math Model: Correcting Quotients A step-by-step model guides you through the process of dividing by 2-digit numbers.

 Operation Thunderstorm Help the kangaroo rats home before it rains. Decide what operation to use to solve each problem.

 Divide by 2-Digit Numbers Watch this interactive demonstration to learn more about dividing 2-digit numbers.

 Modeling Division Use an array to model division.

 Finding the Mean Graph a set of data and its mean.

Chapter 16
 Prime and Composite Numbers List the factors of numbers and identify which numbers are prime or composite.

Chapters 17-20
Chapter 17
 Geometry-Vocabulary Match Match geometric terms, definitions, and figures to light up the sky with fireworks!

Chapter 18
 Exploring Circles Compare the radius to the diameter of a circle.

 Finding Circumference Use a model to discover the relationship of the diameter of a circle to its circumference.

Chapter 19
 More About Symmetry Place lines of symmetry.

Chapter 20
 Using a Coordinate Grid Practice finding points on a coordinate grid.

Chapters 21-23
Chapter 21
 Match Fractions and Fraction Models Match the fractions and fraction models in the least number of moves.

 Equivalent Fractions Identify and make equivalent fractions.

Chapter 22
 Operation Domino Set up the dominos. Decide what operation to use to solve the problem.

 Subtracting Like Fractions Add and subtract like fractions to make a magic circle.

 Adding Unlike Fractions Use a model to add unlike fractions.

 Subtracting Unlike Fractions Use a model to subtract unlike fractions.

Chapter 23
 Probability Circus Practice juggling the spinning plates. Choose the spinner that matches the probability.

 Organizing Data Use a tally table to organize the outcomes of an experiment.

 Predicting Outcomes Play a game in which you predict outcomes.

Chapters 24-27
Chapter 24
 Match Customary Measures Match the equivalent customary measures in the least number of moves.

 Measuring Fractional Parts Measure to the nearest appropriate fraction of an inch.

 Capacity Record equivalent capacity measures.

Chapter 25
 Length Strength Estimate and measure length.

 Mass Add or subtract to balance masses.

Chapter 26
 Match Fractions, Mixed Numbers, and Decimals Match the equivalent fractions, mixed numbers, and decimals in the least number of moves.

 Match Fractions and Decimals Match the equivalent fractions and decimals in the least number of moves.

 Equivalent Decimals Model equivalent decimals.

Chapter 27
 Math Model: Decimals A step-by-step model guides you through the process of adding decimals.

 Math Model: Subtract Decimals A step-by-step model guides you through the process of subtracting decimals.

 Subtract Money Watch this interactive demonstration to learn more about subtracting money amounts.

 Modeling Addition and Subtraction Add and subtract decimals to make a magic square.

Chapters 28-30
Chapter 28
 Math Model: Find the Unknown Length A step-by-step model guides you through the process of finding the unknown length of a triangle.

Chapter 29
 Perimeter and Area Watch this interactive demonstration to learn more about perimeter and area.

 Exploring Area See how area changes with changing length and width.

Chapter 30
 Patterns for Solid Figures Complete nets that make a cube.