Learning Resources Gears! Flight GearsTake to the skies with new stem skills! Kids builds early engineering and other essential STEM skills during every play session with flight gears, one of the fun filled gears! Gears! Gears! Building sets from Learning Resources. Using sturdy plastic gears that twist, turn, and move, little engineers can follow along with building Suggestions in the included activity guide, or design and build their own sky ready flying contraptions. Each vehicle can