Science experiments are an amazing way for 5th graders to learn and explore the world around them. With a little guidance, 5th graders can create their own experiments, allowing them to explore and discover the world in a new way. To help 5th graders explore the world of science, here are some fun, simple science experiment ideas that are sure to spark their curiosity.

1. Make a Balloon Car

This experiment requires just a few simple materials: a balloon, a cardboard tube, some straws, and tape. Cut small slits in the top and bottom of the cardboard tube, and then tape the straws to the tube. Blow up the balloon and secure it to the straws. When released, the balloon will fill with air and push the car across the floor! This experiment explores the concept of air pressure and motion.

2. Make a Marshmallow Launcher

This experiment uses just a few simple materials: a balloon, a plastic cup, and a rubber band. Tie the balloon to the rubber band and place it over the top of the cup. Stretch the rubber band and then release it. When released, the balloon will fill with air and push the marshmallow out of the cup. This experiment explores the concept of air pressure and motion.

3. Make a Volcano

This experiment requires a few simple materials: baking soda, vinegar, and a container. Fill the container with baking soda and then add vinegar. The baking soda and vinegar will react to create an eruption of bubbles. This experiment explores the concept of chemical reactions.

4. Make an Egg Float in Salt Water

This experiment requires just a few simple materials: an egg, a bowl of salt water, and a spoon. Place the egg in the bowl of salt water and stir it with the spoon. The egg will float because the salt water is more dense than the egg. This experiment explores the concept of density.

5. Make a Cloud in a Jar

This experiment requires just a few simple materials: a jar, an ice cube, and a match. Light the match and drop it into the jar. Quickly seal the jar and then add the ice cube. The match will create smoke, and the ice cube will cool the smoke and cause it to condense into a cloud. This experiment explores the concepts of air pressure and condensation.

6. Make a Lava Lamp

This experiment requires just a few simple materials: a clear jar, vegetable oil, water, and food coloring. Fill the jar with equal parts water and vegetable oil. Add a few drops of food coloring and then watch as the food coloring falls through the oil due to the different densities. This experiment explores the concept of density.

7. Make a Simple Circuit

This experiment requires just a few simple materials: a battery, a light bulb, and some wire. Connect the battery to the light bulb using the wire and watch as the light bulb lights up. This experiment explores the concept of electricity and how it works.

8. Make a Rainbow in a Jar

This experiment requires just a few simple materials: a jar, water, and a prism. Fill the jar with water and then place the prism in the jar. Shine a light through the prism and watch as the light refracts and creates a rainbow. This experiment explores the concept of refraction and how light bends when it passes through a prism.

9. Make an Earthquake Simulator

This experiment requires just a few simple materials: a cardboard box, some string, and a few marbles. Cut a hole in the side of the box and then attach a piece of string to the inside. Tie the other end of the string to the marbles and then drop them into the box. Shake the box and watch as the marbles move due to the vibrations. This experiment explores the concept of vibrations and how they affect the movement of objects.

10. Make a Water Filter

This experiment requires just a few simple materials: a plastic bottle, a coffee filter, and some water. Cut the bottom off the plastic bottle and then insert the coffee filter. Pour water into the bottle and watch as the water slowly filters through the filter and into the bottle. This experiment explores the concept of filtration and how it works.