kids learn stem by hands on 3d modeling

cardboard refills

Have enough connectors but want some more shapes? This assortment of shapes will keep you creating!


Cardboard Refills by the box

Cardboard refills

Over 60 shapes per box ranging from 1" to 10" 



$9.95

Cardboard refills bulk for the classroom

Cardboard refills for the classroom

Over 500 geometric shapes ranging from 1" to 10"

$59.95
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