Set imaginations in motion with this wacky gear set that whirls and twirls beyond any kid's wildest dreams. Includes springs, spirals and propeller, plus small, medium and large gears and bases. Big 82-piece easy-to-assemble construction set can be used alone or combined with other Gears. Gears. Gears. sets for even more fun. Set Includes: 4 peg adapters, 11 small gears, 5 medium gears, 4 large gears, 7 small bases, 4 medium bases, 3 large bases, 6 six-way axles, 8 pillar connectors, 9 large pillars, 12 small pillars, 1 crown gear, 2 T-connectors, 2 angle connectors, 2 spring connectors, 1 propeller and 1 crank