Grimm's Building Set Cornerstones Emotions 30 building blocks in a

30 building blocks in a wooden frame

wipe-clean cards perfect for little hands

they change direction

12 half-open/half-closed tubes

Grimm's Building Set Cornerstones Emotions 30 building blocks in aThe Building Set Cornerstones open new possibilities with ball runs as marbles and balls hit the cornerstones, they change direction, allowing tricky, surprising layering variations and developing spatial thinking. Combined with Grimm's classic building materials, the most diverse marble runs can be created. Details 18 pieces in wooden frame, beech wood with non toxic water based colour stain Size: 15 x 15 x 5cm Recommended for ages 3+