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Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

This experiment investigates if small changes in your diet can alter your basal body temperature.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

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

Hiding protein-rich quinoa and a variety of fresh vegetables, these meatballs are the perfect answer to kid food woes.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Examine the connection between temperature and chemiluminescence.

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

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

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

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.

This activity turns your kid into the family weatherman. Plus, it teaches him to collect data and begin to understand graphing.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

Help your curious kid cut through the clutter and collect the facts with a simple and fun science foldable.