3rd - 5th Grade Engineering and Science Inquiry Resources : Page 3

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

Check out this cool science fair project on identifying rocks and minerals for kids.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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

In this design challenge, your child will create a parachute for a small toy using typical household items.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

This science fair project idea determines what household items are good conductors of electricity.

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

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

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

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

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?

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

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.

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 science fair project, students make their own rain gauge to measure rainfall.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

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.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

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 explores which fruit molds the fastest.

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

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.