| Select | | View | Download | | 4.1 What are rocks and minerals? | | |
| 4.2 Extraction of metals from their ores | | |
| 4.3 Rocks containing calcium carbonate | | |
| 4.4 Action of heat, water and acids on calcium carbonate | | |
| 4.5 Test for carbon dioxide | | |
| 4.6 Test for the presence of calcium in a sample | | |
| 4.7 Test for the presence of carbonate in a sample | | |
| 4.1 What are rocks and minerals? (bilingual version) | | |
| 4.2 Extraction of metals from their ores (bilingual version) | | |
| 4.3 Rocks containing calcium carbonate (bilingual version) | | |
| 4.4 Action of heat, water and acids on calcium carbonate (bilingual version) | | |
| 4.5 Test for carbon dioxide (bilingual version) | | |
| 4.6 Test for the presence of calcium in a sample (bilingual version) | | |
| 4.7 Test for the presence of carbonate in a sample (bilingual version) | | |
| Rocks and minerals (combined version) | | |
| Rocks and minerals (bilingual, combined version) | | |