1. Plants need inputs to grow
2. Growing plants without soil
Week 3 - The environment has an effect on all living things
Week 4 - Chemical and Physical reactions
Week 5 - Introduction to Light
6. Energy
7. Growing Peas
8. Heat and Energy
9. Corn

Carbon Dioxide

Do you recall talking about carbon dioxide before? Plants use carbon dioxide as part of the photosynthesis process to make sugar.

But what is carbon dioxide? Learn more about it here.