4th Grade Science Projects Resources : Page 7

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

Find out which kind of bubble wrap fares best when put in impact.