Your fourth grader will be astonished to discover the significance and intricacies of his spine as he builds a model of a human vertebral column.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Learn how to grow an avocado plant indoors with your 1st grader in this hands-on gardening activity.

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

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

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

Science fair project that demonstrates that rotting food attracts insects that lay eggs on it.

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

This experiment will evaluate if chewing gum affects students' test performance.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

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

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

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

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

Create a habitat for a butterfly right in your own backyard, and build your first grader's science knowledge while you're at it.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.