Key Ideas
Level 1

• Early humans made simple tools from stone.
• Fire helped humans cook food, stay warm, and feel safe.
• Working together made survival easier.

• The first stone tools mark the beginning of human technology and problem-solving.
• Fire provided warmth, protection from predators, and the ability to cook food, which improved nutrition and digestion.
• Cooperation and shared tasks strengthened social bonds and increased chances of survival.
• Technology and fire allowed humans to adapt to diverse environments and change their world.

• Bars of soap 
• Plastic knives
• Toothpicks or small wooden sticks (optional for detail work)
• Paper towels or a tray for easy cleanup

1. What is a tool?
   Sample answer: Something humans make to help them do work, like a rock used to cut or scrape.
2. Why was fire important?
   Sample answer: Fire kept humans warm, helped cook food, and kept them safe.
3. Why is working together helpful?
   Sample answer: People can help each other find food and stay safe.
4. Can humans survive without tools?
   Sample answer: It is much harder to survive without tools.

1. How did stone tools change how early humans lived?
   Sample answer: Tools made it easier to hunt, cut, and process food, giving humans more control over their environment.
2. Why was fire a turning point in human evolution?
   Sample answer: Fire allowed humans to cook food (improving nutrition), stay warm, and gather safely at night, which strengthened social bonds.
3. How did cooperation improve survival chances?
   Sample answer: Sharing tasks, food, and knowledge made groups stronger and better able to adapt to challenges.
4. In what ways did technology give humans power over their environment?
   Sample answer: Humans could modify habitats, hunt more effectively, stay warm, and expand into new regions.