A set of colourful gears and gears that allow you to construct complex mechanisms. The toy is mounted on the Masterkidz STEM Science and Creative Board with the help of special Masterkidz screws. Playing with gears improves the child's motor skills, logical thinking ability, as well as creativity. Characteristics: - Children love gears and mechanisms. They are fascinating - they rotate, interlock. They work as one organism. Observing such mechanisms gives a lot of satisfaction and fun. - A set of Masterkidz gears and cogs is used for mounting in their specialized Masterkidz STEM system. Screw each desired element to the educational wall with special screws adapted for children's tools from Masterkidz The set contains 198 pieces: - 34 gears and 4 pulleys - Gear drive chain - 2 pulley drive belts - 6 white pins - 76 screws (in three different sizes) - 40 nuts - 16 L-shaped brackets - 4 flat brackets - 2 x filled STEM panels - Windmill - 3 x manual screwdrivers Attention! It is a set of accessories for boards or tables. The presented boards or tables in the illustrative photos are available for purchase separately. The set fits boards such as: ME25111; ME15365; ME11343.