Showing Results for three digit using : Page 3

If your Father's Day festivities include meeting up with extended family, why not put all the dads to the test with a chili cook-off?

This project examines the concentration of dissolved oxygen in water, with and without oil.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

Can cells be frozen? This science fair project provides information to answer this question.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This science fair project idea measures physical dexterity as a function of temperature.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

How do cold packs work? Explore endothermic reactions by comparing the temperature change that results from various chemicals added to water to find out!

In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

Combine art, history and food with this unique project! Your child will make her own butters, and learn a little about Colonial history at the same time

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.