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Make homemade lemonade in a baggie with your preschooler with this fun and easy recipe.

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

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

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

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

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

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Teach your child how butter is created by shaking up cream the old-fashioned way.

Let your fabulous crafter use their favorite flowers, fruits and herbs to whip up a delicious perfume that they can proudly present to a friend or a loved one.

Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

This activity is a great introduction to polymer chemistry. It might seem complicated, but all you'll need is the material found inside of a baby's diaper!

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

How powerful is the reaction between baking soda and vinegar? Find out here!

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Learn how to relight a candle by lighting the vaporized wax in the smoke, and test how various kind of wax and candle brands relight differently.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.