Showing Results for third g

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

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.

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

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

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

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

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

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

What cause the phases of the moon? Make a model to see how the positions of the Sun, Moon, and Earth cause the crescent, gibbous, quarter, full, and new moon.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Is it a square or a circle? See if you can trick your friends with this zany science project!

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Cleaning can be a chore, but not with this sudsy experiment!

This project explores ways to prevent static electrical shocks.

In this science fair project, students use the streak test to tell minerals apart from each other.

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

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

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

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

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

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.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.