Top 20 Easy Science Experiments for Kids

Materials Needed:

• Baking soda

• Vinegar

• Dish soap

• Red food coloring

• A container or plastic bottle

Steps:

1. Place the container on a tray to catch the mess.

2. Add baking soda, dish soap, and food coloring to the container.

3. Pour vinegar into the container and watch the eruption!

Why It’s Great: This classic project demonstrates a chemical reaction. It's exciting and visually impressive. 

Materials Needed:

• Seeds (beans or flowers)

• Soil

• Small pots

• Water

• Light source (sunlight or lamp)

Steps:

1. Plant seeds in pots with soil.

2. Place pots in different light conditions: sunlight, shade, and darkness.

3. Water them regularly and observe the growth over a few weeks.

Why It’s Great: This project teaches about plant biology and the importance of light for growth. 

Materials Needed:

• A clear bottle

• Water

• Vegetable oil

• Food coloring

• Alka-Seltzer tablets

Steps:

1. Fill the bottle with water, leaving some space at the top.

2. Add vegetable oil to the bottle.

3. Drop in food coloring.

4. Add an Alka-Seltzer tablet and watch the magic!

Why It’s Great: It’s a simple and mesmerizing way to learn about density and chemical reactions. 

Materials Needed:

• Glue

• Liquid starch

• Iron filings

• Magnet

Steps:

1. Mix glue and liquid starch to make slime.

2. Add iron filings to the slime.

3. Use a magnet to move the slime.

Why It’s Great: Kids love slime, and this project introduces them to the concepts of magnetism. 

Materials Needed:

• Raw eggs

• Various materials (straws, bubble wrap, cardboard, etc.)

Steps:

1. Design a contraption to protect the egg.

2. Drop the egg from a height.

3. Check if the egg survives the fall.

Why It’s Great: This project encourages creativity and problem-solving skills. 

Materials Needed:

• Cardboard box

• Aluminum foil

• Plastic wrap

• Black construction paper

• Tape

• Food to cook (like s'mores)

Steps:

1. Line the inside of the box with aluminum foil.

2. Place black paper at the bottom of the box.

3. Cover the opening with plastic wrap.

4. Put the food inside and place the box in direct sunlight.

Why It’s Great: It teaches about solar energy and the greenhouse effect. 

Materials Needed:

• Balloon

• Wool or sweater

• Small pieces of paper

Steps:

1. Inflate the balloon.

2. Rub it on the wool or sweater.

3. Hold it near the paper pieces and watch them jump.

Why It’s Great: This simple experiment demonstrates the principles of static electricity. 

Materials Needed:

• Sand

• Gravel

• Charcoal

• Coffee filter

• Plastic bottle

Steps:

1. Cut the bottom off the bottle and place the coffee filter at the neck.

2. Layer sand, gravel, and charcoal inside the bottle.

3. Pour dirty water through the filter.

Why It’s Great: It shows how filtration works and the importance of clean water. 

Materials Needed:

• Strawberries

• Dish soap

• Salt

• Rubbing alcohol

• Water

• Ziplock bag

• Coffee filter

Steps:

1. Mash strawberries in a bag with soap, salt, and water.

2. Filter the mixture through a coffee filter.

3. Add rubbing alcohol to the liquid and watch DNA strands appear.

Why It’s Great: This project is a hands-on way to learn about genetics and DNA. 

Materials Needed:

• Lemons

• Copper coins

• Zinc nails

• Wires

• LED light

Steps:

1. Insert a copper coin and a zinc nail into each lemon.

2. Connect the lemons in series using wires.

3. Attach the wires to the LED light.

Why It’s Great: This experiment demonstrates how a simple chemical reaction can generate electricity.