Kidology Children Learning and Educational Geometric Shape Puzzle Quick Matching Board Game is made up of Plastic. Kidology memory board game is suitable for people aged 3-12. For younger children, memory chess can stimulate children's cognition of colors and exercise their hand balance and hand-eye coordination. For some older children, this can exercise the child's brain and improve the child's thinking ability. For some olds, it can train their brain and memory ability, slow down brain degeneration.This is a very good memory game toy for all ages.This shape puzzle is made of ABS material, which is safe and durable. It is a shape-adjustment game that can train logical thinking and hand-eye coordination. Children can learn and have fun at the same time. A perfect learning gift for children for any occasion.Our memory chess game is undoubtedly a good memory game for all ages and best gift for your kids, boys and girls age 3+. It is best educational board game for young doodlers 3-6, very suitable as a birthday gift, summer holiday gift, Christmas gift, New Year gift, Halloween gift, party gift for children and teenagers 6+. And it is also a good party activity which can cost kids hours to play it with other friends.