Curated OER
Rep Tiles
Third graders use pattern blocks of one shape at a time to try to create a similar shape. They compare the perimeter of the new figure with the perimeter of the original shape and look for a pattern. Students use the pattern to predict...
Curated OER
Analyzing 3-D Shapes and 2-D Representations
Students can analyze 3-D objects better with actual physical models and by also drawing 2-D representations of them.
Curated OER
Math - "Solid Shapes" - Comparing 3-D Objects
In this geometry worksheet, students learn about 3-D objects and how to describe them. They then answer 10 questions using the information they learned. The answers are on the last page.
Curated OER
Sea Ice and Sheet Ice Melting Experiment
Students observe the change in water level as a result of melting sea ice and melting sheet ice.
Curated OER
Problem-Solving Application: Use Formulas: Practice
In this formula worksheet, students use formulas to solve 5 word problems, showing their work. Houghton Mifflin text is referenced.
Khan Academy
Khan Academy: Comparing Volumes With Unit Cubes
In this exercise, students practice comparing volumes with unit cubes. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
PBS
Nova Online: How Many Pearls? A Weight & Volume Game
This interactive game has students apply skills in estimation, measurement, and basic addition using pearls. Students are asked to estimate the number of pearls in a treasure chest by making predictions and using number sense. The skills...
Ducksters
Ducksters: Kids Math: Finding the Volume of a Cube or Box
Learn how to solve the volume of a cube or box on this site. See how the formula is used to find the volume of the shape.