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Canine House of Cards
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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.
Twisted Tesselations
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In this activity (on pages 41-47 of PDF), learners explore tesselating geometric patterns (repeated shapes, similar to the art of M.C. Escher).
Beyond Dominoes: Polyominoes
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In this activity, learners add squares to paper dominoes to make polyominoes.
Reflections
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In this activity, learners play a game and use pattern blocks to explore mirror images and reflection.
Tricky Tangrams
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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.
Paperfolding Polyhedrons
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In this activity (on pages 55-66 of PDF), learners fold paper into origami shapes and then combine several identical shapes into a three-dimensional structure.
Special Effects: Titanic and Beyond
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In this activity, learners investigate how geometry plays a role in perspective.
Building Houses: Build a Cardboard Tube House
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Build a house you can fit inside, using cardboard tubes.
Building Three-Dimensional (3D) Structures
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In this activity, learners practice drawing 3D structures in two dimensions. Learners draw cube stacks from five different points of view.