Ukidz UB UNITBRICKS Unit Bricks 178 Pcs Crane Builder Set - STEM Educational Toy - Attractive Building Blocks KitAge: 6+ 175 parts 15 shapes Built in storage case made from eco friendly cardboard with picture examples of buildable structures Encourages explorative and open ended play Great for hand eye coordination, fine motor skills, and balance building Item Number: 4011001 Dimensions: 12. 32 x 12. 2 x 6. 34 inches Weight: 3. 93 lb Unit Bricks has stepped beyond blocks to equip children with the tools they need to build the world they want