ENGINEERING LAB · LESSON 01: CHAIN REACTION
Chain Reaction
One marble. One bell. Everything in between is up to you. How energy moves →
Goal
Science
Pick a part on the left, then click the paper to place it. Space bar = GO.
BEST RG MACHINE · LEADERBOARD
One spot per kid (their best machine), by grade group. Click watch it to run anyone's machine yourself — if it doesn't ring the bell, a coach takes it down.