This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

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.

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

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

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

This science fair project idea explores whether color affects a person's emotional state.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

This science fair project idea determines if the color of light affects the growth of plants.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

This science fair project idea explores which fruit molds the fastest.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

How do organic materials become soil? This science experiment measures what materials biodegrade.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

This science fair project idea explores substances that cause a bubble to last longer.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

The project investigates which soft drink is worse for your teeth by observing the affect of soft drink on limestone.

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

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.