We’re making sibling play easy for you with our Double Trouble Knock-a-Block package set!
“Double Trouble” includes a Starter Set, Additional Blocks Set and a FREE extra wooden hammer so that there is no more squabbles about who gets to hold the hammer, only tons of shared building fun!
Our Knock-a-Block has been used widely as an educational tool for parents, occupational therapists and pre-schools in teaching three-dimensional thinking and hand-eye coordination.