6 months & up. Chewy and bouncy, these fun critter blocks are perfect for your little explorer! Big enough for play but not too large for smaller hands, these uniquely shaped animals stimulate physical motor senses. Each critter features rounded corners for safety and encourage hand-eye coordination development through tossing, sorting, and stacking. Set includes six blocks: Hippopotamus, Duck, Pig, Lion, Frog, and Elephant. Blocks measure 2.25" x 2.625" x 2.25" each.