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beginner 5-8 free Web Arithmetic

Addition - Crystal Crash

Addition - Crystal Crash

Play inside MathsAIOpen separately

If the game is blocked by browser policy, use the separate-window link.

A fun game to practise mental addition skills. The game was designed to cover all the mental addition objectives in the new math curriculum. You can choose one objective, or choose all the objectives for a year group.  This game will work on any device in your browser.

About this game

Addition - Crystal Crash is a free HTML5 maths game from MathsFrame. A fun game to practise mental addition skills. The game was designed to cover all the mental addition objectives in the new math curriculum. You can choose one objective, or choose all the objectives for a year group.  This game will work on any device in your browser.

Classroom use

  • Use the game as a short warm-up, independent practice station, or end-of-lesson challenge.
  • Ask the learner to explain one answer after each round instead of focusing only on speed.
  • Choose the level inside the game that matches the learner’s current objective.

Source and play

Open the original MathsFrame game

The embedded player below loads the original game page. If the embedded player is blocked by a browser or network policy, use the original-game link above.