For anyone that has bought First Class Maths, you may well share Mark’s question:

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So here it is, a guide to the main maths content within each task:

1. The Treasure Code: finding the secret code to the treasure chest. Properties of number (factors, multiples, primes, squares).

2. Words of Wisdom: identifying the phrase represented by each graph. Interpreting graphs, charts, diagrams and information about averages.

3. The Parent’s Promise: calculating age differences using fractions, percentages and ratios.

4. Bartering in the Temple: calculating the value of livestock at the Greek market. Writing formulas, making deductions by looking at related formulas.

5. The Sleep Doctor: evaluating the sleep patterns of a patient by examining a range of graphs, charts and information.

6. Seeking Gold: calculating the most likely gold medal winner by comparing different fraction and percentage-scenario probabilities.

7. The Helpfulness Experiment: piecing together a research project by filling in a two-way table. Calculations involve ratio and finding percentages of amounts.

8. The Lottery Fix: deducing the value of the balls in the lottery by using clues relating to primes, squares and cubes.

9. The Child Prodigy: predicting a sportswoman’s future performance using percentage increase/decrease.

10. Tickets for Sumo: deducing the value of tickets to Sumo wrestling by writing and comparing formulas; also currency conversion.

11. A False Economy: comparing the cost to run two vehicles by organising and carrying out extended calculations, rounding to appropriate degrees of accuracy.

12. Safety on the Roads: evaluating the factors that affect the safety of a driver by interpreting scatter graphs.

13. The Heist: logical reasoning challenge to determine the perpetrators of the heists.

14. The Ski Resort Rescue: working out the number of missing people using information about ratio and fractions of amounts.

15. The Champions’ Draw: calculating the probabilities of different draws being made, presenting answers as fractions.

16. The Investment Test: evaluating investment options by calculating and extending different sequences.

17. The Court Measurement: calculating the area of a court for a new sport using trial and improvement, maintaining the specified ratio of the court.

18. The Jewellery Case: a logic puzzle to determine the perpetrator of the robbery, and to analyse the different witness statements.

19. The Selection Dilemma: analysing and calculating averages for two cricketers.

20.The Solar Panel Decision: carrying out an extended calculation to determine the cost-efficiency of solar panels, using ratio.

21. The Bomb Disposal Operation: using coordinates to locate the position of a bomb, and calculating the area of circles to determine danger zones.

22. The Village Elder: an extended algebraic number puzzle used to find the next village elder.

23. The Lifeguard’s Puzzle: answering the lifeguard’s puzzle by converting between linear and cubic measures, and calculating a percentage.

24. The Supernest: helping the insects to resolve their dispute by converting between numbers systems that use different bases.

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