Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

The objective of this experiment is to evaluate which types of people are most impacted by the McCollough effect.

Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.

This science fair project idea studies the differences in gender perception between people.

Make a photo book to provide a reassuring guide for your child's first days and weeks of school.

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

Enhance fourth-grade measurement making skills and social studies learning with this stitching project.

Encourage your child to take ownership of a plant by creating a care plan and following it over the course of a couple of weeks.

This science fair project idea studies past and current fads and trends.

Practice counting to 100 independently with this American flag craft project! 

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

In this project, you will observe and record changes in sunspots over two weeks.

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

Here's a motivational kit that lets your emerging reader know you're with him for the whole wild ride.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

This science fair project idea studies how talking on a cell phone affect driving?

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

Mix up a batch of molasses cookies, and you'll have a delicious chance to teach your child some math and social studies in the process!

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

This science fair project idea studies which kind of rock (sedimentary, igneous, or metamorphic) is most damaged by frozen water.

This experiment will determine how different kinds of light affects the strength of bakerâs yeast.

Here's an easy project: create a homework helper bookmark so your fourth grader can write down assignments and mark the pages he needs to read.

This experiment evaluates if personality influences whether a person prefers dogs or cats.

Free science fair project idea examining how different types of water affect plant germination and growth.

Build your child's social studies skills by making a map together.