Add this set of 18 hollow blocks to your classroom to give children a great foundation on which to lay their block creations. The set includes 18 hollow blocks that weigh between 1 and 3 lbs. each, making them easy for kids to maneuver. Your students will love building castles and play sets atop these sturdy foundations!
These blocks are constructed of durable birch wood to provide long-lasting strength.
This product has been Greenguard certified to support better indoor air quality for schools, libraries, churches and public spaces.