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Incredible Shrinking Shapes
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In this activity, learners get hands-on experience with ratios and scaling while making their own jewelry out of recycled plastic containers.
Whose Fault Is It?
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In this seismic simulation, learners play a "who-dunnit" game to explore earthquakes.
Cylinders and Scale
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In this activity, learners investigate the relative growth of lengths, areas, and volumes as cylinders are scaled up.
Mold Mole Molds
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In this activity, learners make different shapes that hold exactly one mole of gas (air).
Sizing Up Temperature
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In this activity, learners explore Charles' Law in a syringe.
The Four-Square Quilt
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In this activity, learners arrange triangles together to make patterns to create paper quilts. Learners experiment with arranging the triangles in different ways to make various designs.
Making a Translation Tessellation
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In this activity, learners slide shapes to create unusual tiled patterns.
Breaking the Code: Mayan Math
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This is a lesson plan for an activity in which learners, playing the role of archeologists, use math concepts about number bases to decipher the Dresden Codex, an ancient Mayan document.
Exploring Tessellations (Grades K-2)
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In this activity, learners repeat patterns in two and three dimensions to create tessellations. This activity combines the creativity of an art project with the challenge of solving a puzzle.