Playset includes 1 Peek A Blocks rolling whale and 1 big building block.
All-new design for action-reaction play: Place your Peek A Blocks animal on a block to activate its peek-a-boo surprise.
Ideal for ages 1+, and endorsed by Fisher Price, First Builders blocks are perfect for little hands, providing hands-on play to develop imagination and gross motor skills.
Blocks are compatible with all Peek A Blocks playsets and Mega Bloks building toys for endless learning fun!