2DAge 9+10 min
Batteries in series: brighter or burnt
One, two and three 4.5 V batteries power identical 6 V bulbs. One glows dim, two bright, three burns the bulb.
Projects gallery
Physics experiments
Interactive experiments for kids, students and teachers. Run each one right on the page, then open a copy in the Tymora editor and change mass, friction, elasticity or gravity. Every experiment comes with discussion questions and a version to try at home.
Filters · 3
Duration
Topic
Motion & forces
Collisions & energy
Balance
Oscillations & waves
Machines
Matter, current & light
Logic & chance
2DAge 8+10 min
Home wiring: each lamp has its own switch
Three lamps are wired in parallel, each with its own switch. Click them — the other lamps keep glowing as before.