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All games Science

Equation Balancer

Balance common chemical equations by choosing the right coefficients.

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How to play

Count the atoms of each element on both sides, then pick the set of numbers that balances them.

What this practises

  • Balancing equations
  • Conservation of mass
  • Chemical formulae

8 questions per game, 40 seconds each. Practice only — it is not a graded assessment and is not endorsed by an exam board.

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Cancel at any time; access runs to the end of the period you have paid for. All prices include VAT at 20%.

Games Club

Every game, every subject, Years 7 to 11 for one learner.

1 learner

£4.99/mo
  • All curriculum games across 10 subjects
  • Fresh questions every round — nothing repeats
  • Scores and personal bests saved to the account
  • Works on phone, tablet and computer
Best for families

Games Club Family

One household, up to three learners in different year groups.

Up to 3 learners

£9.99/mo
  • Everything in Games Club
  • Up to three learners in one household
  • Year-group switching for each learner
  • Parent view of scores and time spent

Try the demo