Features: Sensory Enhancement Design: With Chinese traditional Klotski game design to stimulate kid’s interests, encourage and enhancing brain development, exercise and improve their hand, eye and brain coordination. Qualification Materials: Made by quality ABSplastic material, smoothedges as well as wear-resistance, non-toxic and safe friendly to your kids. Interactive Function: Safety and interesting design, with magnetic Plastic sliding numbers on puzzle board, just sliding the bricks to finish the brain teaser, easy to evokekids concentration and stimulate their interactive for play with parent. Educational Training: With good stimulation to educational training for kids, improve their intelligence problem solving skills as well of cognition of number and math. Best Choice for Kids: Suitable for kids as birthday gifts, Christmas gifts, and create beautiful buildings what they dreamlike shape. Specifications: Packing Dimension: approx. 14 x 11.5 x 2cm/5.51 x 4.52 x 0.70 inch Material: ABSPlastic Model Option: A/StyleB/C Net Weight: 133g /0.29lbs, 231g /0.51lbs, 363g /0.80lbs Package Includes: 1Set Educational Puzzle Toy (A)/ 1Set Educational Puzzle Toy (B)/ 1Set Educational Puzzle Toy (C) note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.