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With tutorials, courses and building instructions with gears you could learn how to use Gear Wheels, Warm Gears and Racks. Everything spins. With a few gear wheels you could make it spin faster or harder. Check out the examples of different constructions, robots and attachments that make use of gear wheels.

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Image for FLL 2021: Completely Perfect, 100% consistent, 10 out of 10, auto-correct behavior for Train Tracks
6:45
  • #2090
  • 21 Feb 2023
Image for FLL 2021: Use of motion and color sensors for a three-part mission - How to accomplish the Train Tracks mission Icon marking that this video tutorial is pro
13:24
  • #2089
  • 21 Feb 2023
Image for FLL 2021: Flip a switch - How to accomplish the Switch Engine mission Icon marking that this video tutorial is pro
4:58
  • #2045
  • 18 Oct 2022
Image for Catapult built from LEGO Mindstorms EV3/NXT(Part 4 - EV3 clutch and loading)
8:36
  • #68
  • 25 Jan 2015
Image for Catapult built from LEGO Mindstorms EV3/NXT (Part 2 - Base)
7:09
  • #66
  • 04 Jan 2015
Image for Catapult built from LEGO Mindstorms EV3/NXT (Part 3 - Automatic loading)
11:02
  • #67
  • 18 Jan 2015
Image for How to use a Reusable geared active attachment for changing LEGO gears orientation. LIVE demo with Robot Inventor Icon marking that this video tutorial is pro
3:50
  • #1910
  • 18 Apr 2022