1. DIY Solar Oven: Create a solar-powered oven using cardboard and foil for eco-friendly cooking.
2. Hydroelectric Power Generator: Build a small generator to demonstrate electricity production from flowing water.
3. Robotic Arm: Construct a robotic arm for learning about robotics and coding.
4. Rube Goldberg Machine: Design a complex contraption to perform a simple task in a fun and intricate way.
5. Biodiversity Study: Research and document local plant and animal species for ecological awareness.
6. 3D Printing Project: Utilize a 3D printer to make practical or artistic objects, exploring technology.
7. Water Filtration System: Engineer a system to purify water with common materials, emphasizing clean water access.
8. Coding a Video Game: Develop a simple video game using coding skills, enhancing programming knowledge.