#35108 Color LockBlock
Featuring positioned lock with dowels and holes, easy to build to correspond with the unit of block. Optical color mixing with colored acrylic inside the hollow. Helps learning color mixing and develops basic math and eye-hand coordination skills.
Unit W 1 ½ “ x L 5 ½ “ x HT 3 “
( 4 x 14 x 7.5 cm. )