Learning Resources Gears! Gears! Gears! Lights & Action Building Toy Set with 121 Pieces- Preschool Toy, Educational Gift for Boys Girls Ages 3 4 5+ Year Old Lights and action building set takes creativity to a whole new level with bright lights and moving parts to keep your students engaged as they build their creations. Durable plastic gears easily snap together and pull apart with no wrong way to build. Universal design is compatible with all Learning