STEM-Focused Hollow Brick Construction Set – 50 Pieces:
 
A great start of extension to your construction areas both indoor and outdoors. These clever hollow bricks allow for large gross motor development without the associated weight of heavy bricks!
 
Suitable to stack, nest and slope to create a variety of structures for supporting that all important STEM thinking. Perfect for collaborative play though due to their lightweight nature these can also be used for individual projects.