Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Draw your own beautiful mandala with this easy technique that ensures symmetrical results every time!

For a fun family activity to introduce your child to genetics, have your child go on a search for dominant and recessive family genes!

In this activity, your child will get a review of addition, subtraction, multiplication and division using classic domino pieces.

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.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Figuring out fractions can be a challenge! But with this game your child will become more comfortable converting fractions after only a little practice.

This decimal game is a great way to help your child get familiar with how decimal values work.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Here's an enjoyable at-home activity that gives your child step-by-step practice identifying the important parts of an article and organizing his ideas.

Learning to identify prime numbers can be tricky. But this fun card game can make memorizing some basic prime numbers a breeze.

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.

This Pysanky egg-decorating activity is perfect for young artists. Bring a little color and creativity to any holiday with this traditional Ukrainian craft.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Teach your kid a fun mathematical magic trick! All you'll need is a deck of cards and basic addition, subtraction, and multiplication skills.

Toss playing cards into boxes while you practice addition and multiplication with decimals in this fun, fifth grade math game.

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

Introduce decimals and place value with this fun math card game for fourth grade students.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This activity will further your child's ability to interpret graphs and apply math skills in a real-world situation.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

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

Whatever is stacked in your cupboard can be used to help your child learn how to compare fractions and decimals. A great hands-on math lesson!

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!