## Multiplication - Crystal Crash

A great game to get children to practise their times tables. The objectives for this game have been taken from the new mathematics curriculum.

This game, together with all the other crystal crash games, is available as a single iPad or Android app.

1. Recall and use doubles of all numbers to 10 (Y1) |
6. 3 times table (Y3) |
11. 6 times table (Y4) |
16. Double 3 digit numbers (Y4) |

2. 2 times table (Y2) |
7. 4 times table (Y3) |
12. 7 times table (Y4) |
17. Double decimals (1dp) (Y4) |

3. 5 times table (Y2) |
8. 8 times table (Y3) |
13. 9 times table (Y4) |
18. Recognise square numbers (up to 15²) (Y5) |

4. 10 times table (Y2) |
9. Double numbers up to 100 (Y3) |
14. 11 times table (Y4) |
19. Recognise cube numbers (up to 10³) (Y5) |

5. Derive and use doubles of simple two-digit numbers (Y2) |
10. Doubles of multiples of 50 up to 500 (Y3) |
15. 12 times table (Y4) |
20. Double decimals (2dp) (Y5) |

### Game Objectives

**New Maths Curriculum:**

Year 3: Recall and use multiplication and division facts for the 3, 4 and 8 multiplication tables

Year 4: Recall multiplication and division facts for multiplication tables up to 12 × 12

Year 5: Multiply and divide numbers mentally drawing upon known facts

Year 6: Perform mental calculations, including with mixed operations and large numbers

**KS2 Primary Framework:**

Year 4: Derive and recall multiplication facts up to 10 x 10 and the related division facts.