About Balance Lab
Solve simple algebra by experimenting with a magical weighing scale. Remove equal amounts from two sides to isolate the unknown X and see why equations stay balanced.
How to Play Balance Lab
The left scale starts with X plus extra weights, while the right shows a total. Use the Remove 1, 2 or 3 buttons to take the same amount off both sides. Isolate X without upsetting the balance.
- Read the quantity on each side of the balance.
- Press Remove 1, 2 or 3 to remove equal weights.
- Keep both sides equal as you simplify.
- Isolate X to complete the challenge.
What Makes This Game Fun?
Each round gives you a new challenge with a clear objective, visual feedback and a score to improve. Play for free in your browser, with no registration or downloads. The game is designed for both mouse and touchscreen interaction; some games also support keyboard controls.
Practice Your Skills
Balance Lab encourages you to think through the rules, make decisions and try again after mistakes. Replay to develop better strategies, improve your results and explore new challenges.