⚙️ High school · How Things Work

Gears, trusses and trade-offs

Why can't one design be the lightest, strongest and cheapest? Engineering: trade-offs, efficiency and mechanical advantage. Below are 5 pages on Peabody that teach it, free, with no sign-up and no ads.

• HS-ETS1-1
• HS-ETS1-2
• HS-ETS1-3
• HS-PS3-3