Mass/weight [for example, heavy/light, heavier than, lighter than]
| 1. | Fruit Salad: Heaviest | |
| 2. | Sneaky and Squeaky: Heavy or light | |
| 3. | The Lion's Share - heavy or light | |
| 4. | Weighing Up Your Options - groups, more or less | |
| 5. | Weighing Up Your Options - more or less | |
| 6. | A Grey Matter- heavy and light | |
| 7. | Car Chase - heavy and light | |
| 8. | Snow Size 2 - least mass, lightest | |
| 9. | Snow Size 1 - greatest mass, heaviest | |
| 10. | Weighing Up Your Options: More or less | |
| 11. | Weighing Up Your Options: More or less | |
| 12. | Dirty Work: Lightest item | |
| 13. | Dirty Work: Heaviest item | |
| 14. | Tabletop Tidying - heavier of 2 objects | |
| 15. | The sCat Man - lightest instrument | |
| 16. | The sCat Man - heaviest instrument | |
| 17. | Tabletop Tidying: Lighter of 2 objects |