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Playlist: Grade 4 Math

What’s In My Brain: H vs Arrow

Two columns. One is an example, one isn’t. Can you figure out the hidden rule before the big reveal?

An Escher-Style Tessellation Project

Create a piece of repeating art in the style of MC Escher!

Same Perimeter, Different Area For Rectangles

Can two rectangles have the same perimeter but… different areas!?