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Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Help your child learn about animal classification with this fun and delicious activity.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?

In this art project, budding entomologists will create a larger than life, moveable puppet version of a praying mantis.

Science fair project that examines the biodiversity of ant populations in various locations.

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

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Determine which material produces the strongest static charge.

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

Can you win a staring contest? Would your performance be influenced by your eyesight? Find out in this science fair project idea!

In this science fair project, high school students will try to determine the mathematical patterns in JS Bach's two movement preludes and fugues.

This project investigates the affect of storage temperature on microwave popcorn.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

In this fun activity, frozen cubes of paint provide your preschooler with a cool new way to paint a masterpiece.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

This science fair project focuses on the use of a conductivity device that will determine if a substance dissolved in water can or cannot conduct electricity.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

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

This science fair project examines how seeds hitchhike on animals and clothing.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

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

This experiment observes inattentional blindness and investigates whether certain age groups or genders are more likely to demonstrate this phenomenon.