| Developing a sense of hundredths through the use of models |  |  |
| | Using The Three Little Pigs and Cinderella to Recognize Similar Characteristics |  |    |
| Using Population Pyramids and Creating Graphs of State Population Data |  |  |
| Exploring the Meanings and Representations of Multiplication |  |  |
| | Learning About Symmetry and Transformation with an Ancient Greek Puzzle, the Stomachion |  |   |
| | Comparing Height and Graphing Change Over Time |  |    |
| | Analyzing Data from a Hands-On Activity Involving Aluminum Foil Boats |  |   |
| | Finding Length Relationships Between Your Hand, Arm, Neck, Leg, and Other Body Parts |  |  |
| An Exploration of the Properties of Triangles |  |   |
| Investigating Linear Patterns |  |  |
| | Examining How Area and Volume Affect Energy Absorption of Rectangular Prisms |  |    |
| Counting the Possibilities for Ice Cream Cones and Outfits |  |  |
| | Analyzing Data About School Lunches Using the Mean, Mode, and Median |  |  |
| | Analyzing a Game Based on Tic-Tac-Toe and Magic Squares |  |   |
| | A Unique Way to Review Plotting Points |  |   |
| | Representing Data with Tallies, Pictographs, Bar and Circle Graphs, Line and Box-and-Whisker Plots, and Glyphs |  |  |
| Developing the Set Model |  |   |
| | Observing Relationships between Mass, Length, and Position of a Fulcrum |  |   |
| Playing a Numbers Game to Develop Computational Skills and Conceptual Understanding |  |   |
| Creating Factor Posters to Be Utilized as Resources in the Classroom |  |  |
| Distinguishing Between Numbers With Many Factors and Numbers With Few Factors |  |  |
| | Using a Game to Help Students Practice Factoring |  |  |
| Representing and Describing Survey Data in a Variety of Ways |  |  |
| | Creating Benchmarks for Ounces and Pounds |  |  |
| | Making decisions using surface area |  |  |
| | Developing the Length Model |  |  |
| Developing the Region Model |  |  |
| Exploring Three-Dimensional Shapes |  |  |
| Using the Works of Wassily Kandinsky to Exemplify Geometric Shapes |  |  |
| Creating a Box‑and‑Whisker plot Using Height Data |  |   |
| | Identifying Number Patterns |  |  |
| | Ordering, Comparing, and Writing Census Data in Multiple Ways |  |  |
| | Using Historical Units of Measure (Body Parts) to Find Length |  |  |
| | Applying Various Mathematical Concepts While Preparing Simple Foods |  |   |
| | Using Graphs to Analyze Information and Make Predictions |  |  |
| | Collecting Data, Practicing Time Conversion, and Exploring Mean, Median, and Mode |  |   |
| | Designing Your Dream Clubhouse Using Measurement and Geometry |  |   |
| | Increasing the Flight Distances of Paper Airplanes |  |  |
| | Using Common Objects as Benchmark Measurements |  |  |
| | Emphasizing the Understanding and Application of Mathematical Terminology with an Interactive Teaching Tool |  |  |
| | Using Stories as the Context for Mathematical Discovery |  |   |
| | Investigating Data in Connection with Recyclable Materials and Developing Plans to Help the Environment |  |   |
| | Analyzing Information Represented Graphically |  |  |
| | Designing and Running a Profitable Business |  |  |
| Using the Properties of Multiplication to Master the Multiplication Facts |  |  |
| | Estimating Products on a Number Line |  |  |
| | Discussing, Describing, Reading, and Writing Numbers to Help Develop Number Sense |  |  |
| Collecting, Organizing, and Displaying Data to Answer Questions |  |   |
| | Estimating area and learning about oil spills |  |   |
| | Using Translation, Reflection, Rotation, and Line Symetry to Make Four-Part Quilt Squares |  |   |
| Extending Number and Shape Patterns |  |  |
| | Identifying Patterns in a Dice Game |  |  |
| | Collecting Data About the Number Sentences People Associate with a Picture |  |  |
| | Measuring Distances |  |   |
| | Gathering, Representing, and Interpreting Data About Pizza Choices |  |  |
| | Creating a Travel Plan by Studying Maps, Considering Possible Routes, and Examining Airfares |  |  |
| | Examining the Properties of Two-Dimensional Shapes |  |  |
| | Using Tally Tables and Bar Graphs to Learn About the Four Forces of Flight |  |   |
| | Exploring Measurement While Researching And Planning A Diving Trip |  |    |
| | Exploring the Characteristics of Polygons |  |  |
| | Developing Number Sense at a Shopping Mall |  |    |
| Memorizing Products When 6 or 7 Is A Factor |  |  |
| | Investigate Clothing Sizes Between Companies and Countries |  |  |
| Creating and Solving Addition Equations |  |  |
| Using Information about the 50 States as Data |  |  |
| | Investigating Real-World Data |  |  |
| | Exploring Applications Involving the Heart |  |   |
| Discovering the Relationship Between Products and Factors |  |  |
| | Using Letters in Words to Represent Addends of a Sum |  |  |
| Finding the Greatest Common Factor Using a Venn Diagram |  |  |
| | Using Presidential Data to Compare Histograms and Bar Graphs |  |  |
| | Estimating Age of Schoolyard Trees |  |    |
| | Using Simulation Software to Examine Two Runners on a Track |  |  |
| | Comparing Water Usage of Students to Astronauts |  |   |
| | Making a Stem-And-Leaf Plot From Weather Data |  |  |
| | Conducting a Sales and Marketing Investigation |  |  |
| Using the Number of Letters in Student Names to Make Graphs and Glyphs |  |  |