Here’s a list of 20 creative science projects you can do for under 50 rupees.
Each project is simple, engaging, and uses readily available materials.
1. Baking Soda and Vinegar Volcano
- Materials: Baking soda, vinegar, a small container.
- Concept: Demonstrates an acid-base reaction.
2. Invisible Ink
- Materials: Lemon juice, cotton swab, and white paper.
- Concept: Use heat to reveal hidden messages.
3. Homemade Compass
- Materials: Needle, magnet, cork, and a bowl of water.
- Concept: Demonstrates Earth’s magnetic field.
4. Balloon Rocket
- Materials: Balloon, string, straw, tape.
- Concept: Demonstrates Newton’s third law of motion.
5. Water Filtration System
- Materials: Plastic bottle, sand, gravel, activated charcoal, and coffee filter.
- Concept: Shows how filtration works.
6. Egg in a Bottle
- Materials: Hard-boiled egg, glass bottle, and matches (or paper).
- Concept: Demonstrates air pressure.
7. Paper Helicopter
- Materials: Paper, scissors, and a paper clip.
- Concept: Shows how air resistance affects falling objects.
8. Static Electricity with Balloons
- Materials: Balloons, hair, or wool fabric.
- Concept: Demonstrates static electricity and charges.
9. Solar Oven
- Materials: Cardboard box, aluminum foil, plastic wrap, and black paper.
- Concept: Uses sunlight to cook food, demonstrating solar energy.
10. Homemade Lava Lamp
- Materials: Clear bottle, water, vegetable oil, food coloring, and Alka-Seltzer tablet.
- Concept: Shows density and chemical reactions.
11. Simple Circuit with a Bulb
- Materials: Battery, wires, and a small bulb.
- Concept: Demonstrates basic electrical circuits.
12. Grow Crystals
- Materials: Sugar or salt, water, and a glass jar.
- Concept: Demonstrates crystallization.
13. Plant Growth Experiment
- Materials: Seeds (like beans), soil, and containers.
- Concept: Study how plants grow under different conditions (light, water).
14. Color Changing Milk
- Materials: Milk, food coloring, and dish soap.
- Concept: Shows the effects of soap on fat and color mixing.
15. Coke and Mentos Reaction
- Materials: Coke bottle and Mentos candies.
- Concept: Demonstrates rapid gas release and reaction.
16. Water Walking
- Materials: Paper towels and colored water.
- Concept: Demonstrates capillary action.
17. Homemade Barometer
- Materials: Jar, balloon, straw, and tape.
- Concept: Measures atmospheric pressure changes.
18. Milk and Vinegar Cheese
- Materials: Milk and vinegar.
- Concept: Demonstrates curdling and cheese-making.
19. Simple Windmill
- Materials: Paper, straw, and a pin.
- Concept: Shows how wind energy can be converted into mechanical energy.
20. Floating Egg
- Materials: Egg, water, and salt.
- Concept: Demonstrates density and buoyancy.