5th - 8th Grade Engineering and Science Inquiry Activities : Page 4

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

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

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

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

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

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.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

This science fair project idea explores which fruit molds the fastest.

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.

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.

Find out which type of sponge holds the most water.

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.

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

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

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

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

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

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

This basketball project explores the best way to make the perfect shot every time.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

This science fair project idea explores the different properties of matter.