Build 1 of 10
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Shape Builder
Build a pentagon.
Change the number of sides until the shape matches the challenge.
Build the requested shape.
Geometry Tip:
A polygon is named by its number of sides.
A polygon is named by its number of sides.
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For parents: Geometry Builder practices polygons, side counts, perimeter, and area for students in grades 3–5. Interactive shape challenges help kids connect geometry vocabulary to visual models.