Magic Blocks Kit is used to explore basic mathematical operators and concepts using wooden blocks. Contains 9 rectangular blocks of steadily increasing height, pen, labels, and instructions. Hands-on activities aid in the conceptualization of abstract mathematical ideas
Standing Arch Kit, composed of seven wooden (pine) blocks with tight tolerances that when properly assembled produce the shape of the catenary arch. Includes a hook for the attachment of hanger and masses to demonstrate a live load. Size: 16.5 in. Tall, 13 in. Wide