Gear block set for sale. Everything in the pictures is included. You can build small things like cars and trains, as well as larger ones. It requires a different way of thinking than LEGO or LaQ, figuring out how to assemble the gears. Around elementary school age, children want to create complex movements, so it also trains logical thinking and programming-like thinking. Since there are many pieces, I haven't checked them all. These are old, so I've removed any discolored, dirty, or damaged pieces, but there might be others. Please understand. I will pack them in a cardboard box. Assembly is infinite! Let's create a fun rotating world with colorful gear blocks! Learn how to assemble and move things using rotating colorful gears and pieces that allow for various combinations. You can start with the basic assembly methods or challenge yourself with an original design from the beginning. You can make various discoveries about the interesting movements and relationships of gears, and observe the fascinating movements created by the gears. You can't make them work together if the gears don't mesh, so you can develop your thinking skills while playing. It can foster children's creativity and curiosity, and is also recommended for STEM education. Educational toys STEM education colorful present Learning Resources Learning Resources Toys Gear Type: Block