Teacher resources and professional development across the curriculum

Teacher professional development and classroom resources across the curriculum

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Conflict

Learn about a story's conflict, and then identify the character who is describing the conflict of "Cinderella."

Congruent Shapes

Find shapes that are congruent. Verify that they are congruent by making rotations, slides, and reflections.

Constant Area

Do figures with the same area have the same perimeter? Arrange and rearrange 12 square tiles on a grid, and then measure the perimeter of each shape you create.

Constructing Quadrilaterals

Use a "linkage strip" to to build quadrilaterals with different sets of lengths. Once you build a quadrilateral, see if you can deform it into a different quadrilateral with the same side lengths.

Constructing Triangles

Use a "linkage strip" to build triangles with different side lengths. When you build a triangle, see if you can deform it into a different triangle while keeping the side lengths the same.

Continents Over Time

You have two minutes to correctly arrange five images showing the positions of the continents during different geologic periods. Can you do it?

Control a Haber-Bosch Ammonia Plant

Learn about the economics of operating a chemical factory as you try to optimize the process of a simulated Haber-Bosch process ammonia fertilizer plant. Try to maximize profitability by fine-tuning the reaction: adjusting temperature and pressure in the reaction chamber, switching the type of catalyst, and adjusting the rate that the product (ammonia) and impurities are removed.

Control the U.S. Debt!

Neither the president nor Congress appears to be near a solution on how to control the U.S. debt. Use this exercise to show them how to do it.

Convergent Boundaries - Colliding Plates

What are convergent boundaries? Examine how collisions of oceanic and continental plates can create volcanoes, island arcs and earthquakes.

Converting English Mass Units

Practice converting mass from one British unit to another. Use your calculator if you need to.

Converting English Lengths

Practice converting lengths from one British unit to another. Use your calculator if you need to.

Converting English Volumes

Practice converting volume from one British unit to another. Use your calculator if you need to.

Converting Fahrenheit to Celsius

Practice converting temperatures from Fahrenheit to Celsius. Feel free to consult the conversion chart and use your calculator if you need to.

Converting Metric Lengths

Practice converting lengths from one metric unit to another. Use your calculator if you need to.

Converting Metric Lengths into English Lengths

Practice converting metric lengths into British lengths. Feel free to consult the conversion chart and use your calculator if you need to.

Converting Metric Mass Units

Practice converting mass from one metric unit to another. Use your calculator if you need to.

Converting Metric to English Mass

Explore the relationship between the metric and British system. Practice converting metric mass into British mass.

Converting Metric to English Volume

Practice converting metric volume into British volume. Consult the conversion chart and use your calculator if you need to.

Converting Metric Volume

Practice converting volume from one metric unit to another. Use your calculator if you need to.

Counting Raisins

Count the number of raisins in seventeen half-ounce boxes of raisins. Then come up with a solution to determine how many raisins are in Brand X's or Brand Y's box of raisins.

Grade Levels

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Required Software