Pyramids and Cubes 
Building straw structures:Pipe cleaners and straws are terrific materials for turning triangles and squares into pyramids and cubes. 

You'll need:

Continue adding straws and pipecleaners. Try making a pyramid or cube. 
This activity is included in the Shapes cluster developed with K2 teachers at the Ross School in San Francisco.
What structures can you think of that have cubes and pyramids in them? What shape do you have if you connect two pyramids together? Try connecting lots of straw shapes together. How tall can you build with straws? 







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