In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

Find out whether putting something on top of a plant will inhibit its growth.

This science fair project idea investigates whether plants can survive being frozen.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

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

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

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

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

Word color association is just a fancy way to talk about the way we connect colors with words.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

This science fair project idea examines whether boys and girls differ in reflexes.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

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

The project is to investigate yeast fermentation and its results on hand of latex balloons.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.