Level (grade): 0-1. Scans 4. What is a spider? Why does a spider need a web? Do spiders have mathematical skills? What is the use of spiders? What basic and practical knowledge can I use?

Level (grade): 1-2. Scans 4. Why do trees have leaves ? Why are leaves green? Why do leaves turn yellow in the autumn? What fundamental and practical knowledge will I need?

Level (grade): 7 - 9. Scans 6. What do we need clocks for? What was the very first clock? How are clocks created? How does a biological clock influence our lives? Why do we need Daylight Saving Time? Why do we have different time zones?

Level (grade): 1-4. Scans 4. What is «climate»? And «weather»? What is the difference between them? How can we measure rain or wind? Why does climate change? Why do we have different temperature scales? What are climate zones? How can I describe weather?

Level (grade) 6-9. Scans 6. How does water come into our homes and can it be drunk? How are houses and cities built on water kept? Does the world have enough freshwater for its needs? Where are the greatest and the least amounts of freshwater located?         How is cost of water calculated?

Level (grade) 8-11. Scans 6. How do windows help to keep our houses warm? Why are portholes round? Can a window be considered an optical device? What type of window is the most durable? What were old windows like? How can I calculate the cost of the window?

Level (grade): 5-9. Scans 6. Basic principles of rational nutrition. What physical laws and phenomena are present in the kitchen during cooking? Options for solving environmental problems and food waste. How is molecular cuisine differ from traditional cooking methods? What will healthy food look like in the future? What can automated robot cooks do?