4th and 5th Grade Science Projects Resources : Page 2

This science fair project idea explores whether talking to a plant will help it grow.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Discover how and which salt melts ice the quickest.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This project examines whether people's taste perception is influenced by what they see.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

How do the phases of the Moon and gravity cause spring tides and neap tides? Does the Sun play a role in the tides? Figure it out in this fun science project!

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

This science fair project idea determines if the color of light affects the growth of plants.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

Take a dive into the candy jar with this yummy science experiment.

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Find out which type of sponge holds the most water.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.