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Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

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

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

This science fair project idea experiments with spinning color wheels and optical illusions.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Help your child create her very own invention just like Leonardo da Vinci as she develops her critical thinking skills and lets her imagination soar!

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Help your children practice their presentation skills by helping them create their very own show called "The Daily News."

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

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

Here is a cool and easy science project to determine the rate of chlorophyll breaks down and how it affects the color change of grass from green to yellow.

Science fair project that determines whether mass and weight are the same or different.

Make an elegant Mother's Day card to celebrate the love and work in raising kids.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

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

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

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Introduce your fifth grader (and friends) to a unique Jewish tradition by paying homage to the Maccabiah games by engaging them in their own makeshift games!

In this fun activity, your child will create their very own solar oven to bake s'mores!

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

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

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.