| Experiment 6.5 Observing the dissolving of potassium permanganate in water Level 3 | | |
| Experiment 6.7 Observing the thermal expansion and contraction of a solid, a liquid and a gas Level 1 | | |
| Experiment 6.8 How does the volume of a gas affect the gas pressure? Level 1 | | |
| Experiment 6.9 Studying the effect of atmospheric pressure Level 1 | | |
| Experiment 6.10 What would happen to our bodies if there was no atmospheric pressure? Level 1 | | |
| Experiment 6.15 How can we make plasticine float? Level 1 | | |
| Experiment 6.16 Comparing the densities of hot water and cold water Level 1 | | |
| Experiment 6.16 Comparing the densities of hot water and cold water Level 3 | | |
| Experiment 6.17 How does a hot air balloon work? Level 1 | | |
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