Wooden Blocks Puzzle are made of natural and healthy basswood with high quality and smooth surface. Non-toxic paint ensure safe play. It contained 40 pcs with a reasonable sized board ( Length: 10.6" Width: 7 " Height: 0.39") Wooden Toys Tangram Brain Teaser Puzzle Game have several examples for shapes and things to make with it, each time you mixed up the pieces the puzzle would come out differently. such as pistol, human, robot, tree, umbrella, flower, pyramid, airplane and etc. The simple design and bright colors are perfect for sparking any imagination, and it feels great to challenge kids with this tangram jigsaw puzzle but also to just take on an easy challenge that you can complete differently every time. Perfect for times when you or your child just need to calm down or relax. Geometric Assembling Russian Blocks use common geometric patterns and colors to keep children busy for different options to play. Solving it themselves helps to keep kids’ brain focused and adds creativity to eye-hand coordination and color & shape recognition. It's better than on screen! Awesome wooden Intelligence puzzle for kids, and great fidget toy for adults. This traditional teaching mathematics puzzle always being attracted in both young kids and elderly people. Perfect ultimate gift idea as Christmas Gift / Birthday Gift/ Festival Gift.