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What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

Future whistleblowers can learn about product safety standards with this exercise in writing and researching.

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

Learn about the factors that influence group conformity.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

Create groups of volunteers based on frequency of playing video games. Compare driving records. Analyze data, interpret findings.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

Study the impact of environment on seed germination among three materials: soil, paper towel, and cloth. Note when seeds germinate and how well they germinate

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

This exploration of different types of energy will help young minds appreciate and observe thermal, kinetic, mechanical, and other forms of energy.

In this project students determine which instruments composers use to create birdsongs and birdcalls in classical music.

Help your kindergartener expand social studies and science work while creating this lovely bag clip for the holidays.

Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

The goal of this project is to create an exciting topographical map out of dough.

Melt the ice, but save the lawn. The objective of this science fair project is to explore the effects of different substances on melting ice.

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.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

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.