This classic shape sorter toy for toddlers displays high contrast between the bright white top and the color matched raised rims outlining each opening facilitates “hitting the target.” Three dimensional shapes drop more easily into place than shaped dowel pieces that require precise fitting. This lock blocks toy includes two each of three shapes. Retrieve shapes through door on front of block. Permanently attached key fits smoothly in the lock and turns easily; lock clicks as the key turns. The Ambi Toys Lock A Block develops eye-hand coordination, fine motor, cognitive, and language skills. Measures 5 1/4″L x 5 1/4″W x 4 3/4″H.