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Blue Ribbon Marketing

HOLLOW LOCK BLOCKS

Featuring positioned lock with dowels and holes, easy to build to correspond with the unit of block. Coloring inside the hollow teaches colors, and develops basic mathematic and eye-hand coordination skills.

SIZE:  unit W 1 ½” x L 5 ½” x HT 3” ( 4 x 14 x 7.5 cm.)
AGE:  18 Months+

Color
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