Mindcraft Interlocking Blocks Puzzle - Prairie DEVELOPS MULTIPLE SKILLS - These blocks help with motor skills, spatial awareness and storytelling. Get a toy that provides several benefits and keeps your child occupied. LOW COST - Compare to the price of Minecraft Lego! SAFE FOR YOUR CHILD - Made of flexible material, so it won't cause any scratches or cuts. They are designed especially for children. DURABLE - Since these blocks are flexible, they won't damage easily, nor damage other surfaces.