| Topic 1: Temperature and Thermometer | | |
| Topic 2: Transfer Processes | | |
| Topic 3: Heat and Internal Energy | | |
| Topic 4: Refraction of Light | | |
| Topic 5: Total Internal Reflection | | |
| Topic 6: Convex Lenses and Concave Lenses | | |
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| Topic 1: The Atmosphere and the Ocean | | |
| Topic 2: Rocks and Minerals | | |
| Topic 3: Atomic Structure | | |
| Topic 4: The Periodic Table | | |
| Topic 5: Chemical Bonding: Ionic Bonding (I) | | |
| Topic 6: Chemical Bonding: Ionic Bonding (II)
and Metallic Bonding | | |
| Topic 7: Chemical Bonding: Covalent Bonding | | |
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| Topic 1: Molecules of Life | | |
| Topic 2: Cellular Organization | | |
| Topic 3: Movement of Substances
across the Cell Membrane | | |
| Topic 4: Metabolism and Enzymes | | |
| Topic 5: Gas Exchange in Humans | | |
| Topic 6: Transport of Substances in Humans | | |
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| Reusing hard disk and Replacing it with DNA | | |
| Household project: Make your home 'smart' using IoT and IFTTT | | |
| Detection in daily life: Using Google Science Journal and ChemEye | | |
| Is sashimi safe to eat?（05/2019） | | |
| How much plastic do we take in each year? (23-8-2019) | | |
| A new material making use of sunlight to purify water (6-3-2019) | | |
| Charging for municipal solid waste proposed (31-10-2018) | | |
| Plastic pollution threatening the lives of the ocean giants (5-2-2018) | | |
| World’s first hydrogen-powered train in Germany (12-11-2017) | | |
| Damaged copper cables causing major delay on Kwun Tong Line (19-10-2017) | | |