Learning Resources Gears! Gears! Gears! Lights & Action Building Set, 121 Pieces Gears toys are designed to help strengthen problem solving skills, critical thinking and engineering skills All Gears sets are great for learning skills in a hands-on way - tactile learners will love these sets Engineering fun is easy with features that include a power motor, flashing lights and glow-in-the-dark stickers This spinning gears set includes 41 gears, 5 crown gears, 32 pillars, 6 peg adapters, 3 34-degree angles, 1 toothed gear, 1 loop gear, 12 6-way axels, 4 dome lights, 2 L connectors, 2 springs, 3 flip gears, 6 bases, 1 power motor Great for ages 5 and up