2 in 1 STEM Puzzle Toys This educational toys built-in 2 amazing games: Assembly Kids Puzzle with Electric Drill and Button Art Toy Mosaic Pegboard, total 224 pieces.Electric Drill Block Children can use the electric drill and screwdriver to screw in and unscrew the nuts. With our instruction or your kids imagination, endless pattens can be built such as : animals,fish,turtle, flowers, airplanes, cars, etc. Great to improve childrens imagination, hands-on construction ability, teamwork ability and logical thinking.Button Art Toys for Toddlers 8 different color animal cards, 31 color buttons and 50 mushroom nails. Children can install colorful buttons into different pattern templates , which is helpful to improve childrens color cognition, cultivate childrens fine motor skills, early pattern and sorting ability.High Quality and Safety Building Set All parts are made of non-toxic and high quality ABS plastic. The smooth edge is specially designed to prevent burt your kid. With a plastic storage bag for quick stock, cultivate kid to pick up their toys while playing enoughGreat Gift for Kids This wonderful stem toy is a wonderful gift for birthday, preschool or childrens day