Step 4
Difficulty 4
| 1. | Show Time 1 - calculate duration in hours | |
| 2. | Bus Stop Blues 1 - calculate arrival time given timetable and delay | |
| 3. | Happy Birthday 2: 10 years in weeks, more or less than 500 | |
| 4. | Take the Plunge - 40 minutes after 3:30pm | |
| 5. | Oscar's Orange Operation - subtract 2x300mL from 2L | |
| 6. | Oscar's Orange Operation - subtract 3x250mL from 2L | |
| 7. | Oscar's Orange Operation - subtract 3x200mL from 1L | |
| 8. | In writing... - equivalent to one and one-quarter litres | |
| 9. | Jug-O-Fun - 125mL cups in 1500mL | |
| 10. | Jug-O-Fun - 500mL cups in 2500mL | |
| 11. | Volume - Voluptuous Volumes 6 | |
| 12. | Volume - Voluptuous Volumes 5 | |
| 13. | Jug-O-Fun - 250mL cups in 2000mL | |
| 14. | Lunch Time - subtracting mL to make 1L | |
| 15. | Lunch Time - adding mL to make 1L | |
| 16. | Ordering By Area - order 4 objects by area, using 1 square centimetre grid | |
| 17. | Approximating Area - to nearest whole number, using 1 square centimetre grid | |
| 18. | Doing Part Of The Square - three quarters coloured | |
| 19. | Derry's Door - expressing 1 square metre | |
| 20. | Spot The Cheetah - compare/convert length in cm and m | |
| 21. | Pace Out the Bounds 4 - side length given perimeter of square, whole m | |
| 22. | Lengthy Issues 12 - select appropriate unit for given measurement; mm, cm or m | |
| 23. | Lengthy Issues 10 - select appropriate unit for given measurement; mm, cm or m | |
| 24. | Made to Measure 3 - select most appropriate unit of measure; mm, cm, m or km | |
| 25. | Made To Measure 1 - select most appropriate unit of measure; mm, cm, m or km | |
| 26. | Mass Confusion - select correct unit; g, kg or t | |
| 27. | Mass Confusion: Select correct unit, g, kg or t | |
| 28. | Farmer Arnie's Weights - rounding up to whole kg and t | |
| 29. | Farmer Arnie's Weights - rounding up to whole kg and t | |
| 30. | Round the Campfire - select appropriate mass unit | |
| 31. | Round the Campfire - select appropriate mass unit | |
| 32. | Round the Campfire - select appropriate mass unit | |
| 33. | A Scaly Problem - read mass in kg from scale | |
| 34. | A Scaly Problem - read mass in g from scale | |
| 35. | A Scaly Problem - read mass in fractions of a kg from scale, 1 decimal place |