# Search Results

Showing results 1 to 18 of 18

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In this activity, learners walk the sides and interior angles of various polygons drawn on the playground. As they do so, learners practice rotating clockwise 180° and 360°.

1 cent - \$1 per group Ages 11 - 18 5 to 10 minutes
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This simple construction activity teaches the importance of architectural structure. Learners build and test designs for a paper "doghouse" strong enough to hold the weight of a jumbo dog biscuit.

1 cent - \$1 per student Ages 6 - 11 45 to 60 minutes
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In this activity, caregivers and young learners work together to craft and talk about shapes and relative positions of such shapes by creating a mobile.

\$1 - \$5 per student Ages 4 - 8
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This activity gets learners looking at 6-sided shapes in nature, including the cells of a beehive, as well as other shapes.

1 cent - \$1 per group Ages 4 - 14 1 to 7 days
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In this activity, learners build inexpensive kaleidoscopes using transparency paper and foil (instead of mirrors).

\$1 - \$5 per student Ages 8 - 14 10 to 30 minutes
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In this activity, learners follow simple directions to explore and create platonic solids.

1 cent - \$1 per student Ages 11 - 18 30 to 45 minutes
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In this math lesson, learners arrange pattern blocks to create tessellations and to explore geometric patterns. Learners first explore making patterns with a variety of pattern blocks.

free Ages 11 - 14 45 to 60 minutes
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Learners estimate how many small triangles will fill a larger shape. Then they use a triangle stamp (or stencil made from a file folder) to fill the larger shape with triangles.

\$1 - \$5 per student Ages 8 - 11 10 to 30 minutes
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In this activity (on pages 49-54 of PDF), learners play with tangrams, a set of triangles, squares and a parallelogram that can combine into a larger square as well as all sorts of other shapes.

1 cent - \$1 per student Ages 4 - adult 45 to 60 minutes
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Is a square stronger than a triangle? Use tongue depressors to build simple shapes. Then apply a little weight to them and see what happens!

1 cent - \$1 per student Ages 4 - 8 5 to 10 minutes
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In this activity, learners explore the structural strength of triangles by creating their own free-standing geodesic dome out of plastic straws.

\$1 - \$5 per student Ages 8 - 18 30 to 45 minutes
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In this activity, learners use tangrams ( 7-piece puzzle tiles) to assemble a variety of shapes. Tangrams are ideal for improving spatial reasoning and geometry properties.

1 cent - \$1 per group Ages 6 - 8 10 to 30 minutes
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In this math lesson, learners identify the relationship between the number of sides in a regular polygon and the number of struts needed to make each polygon rigid.

\$1 - \$5 per group Ages 8 - 11 45 to 60 minutes
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In this activity, learners use their hands as tools for indirect measurement.

free Ages 11 - 14 10 to 30 minutes
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In this activity, learners cutout a set of shape finder templates to explore shapes in the world around them.

1 cent - \$1 per student Ages 4 - 8 10 to 30 minutes
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Spin a short piece of PVC pipe that's been marked up, and watch a triangle appear. Enjoy this optical illusion from the Exploratorium's Science Snack series.

free Ages 4 - 18 5 to 10 minutes
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In this math activity, learners make toothpick designs by following simple patterns.

1 cent - \$1 per student Ages 8 - 11 10 to 30 minutes
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In this activity, learners create angle-measuring devices--protractors--out of paper. Learners follow a series of steps to fold a square sheet of paper into a triangular Pocket Protractor.

1 cent - \$1 per student Ages 11 - 18 5 to 10 minutes