Learning Resources Gears! Gears! Gears! Machines in Motion. Encourage children’s imagination as they mix, match and build a engineering-themed creations. Designed to encourage creativity and develop fine motor skills as children are introduced to early STEM concepts. Players build using 116 plastic pieces including colourful gears, propellers, chains, pulleys and more. Problem solving skills are also reinforced while cause and effect concepts are introduced. Includes instructions to build several different engineering creations. Suitable for ages 5+