This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

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

Show your fifth grader how to create a vivid and colorful, Picasso-inspired, 3-D mask.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Sneak some vitamin-packed greens into your homemade popsicles for a frozen summer treat thatâs both delicious and nutritious

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

In this game, players will learn interesting facts about animal adaption and practice them using a fun matching card game!

This science research project challenges students to think of more effective lobster farming methods.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Being present is essential for learning, so help your child become more aware of their body and surroundings through an activity called "mindful walking."

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Here's an activity that has your teenager or child upcycling empty cereal boxes to create a handy, one-of-a-kind notebook holder to keep her space organized.

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

This easy indoor activity teaches kids how to mix kitchen ingredients into watercolor paints, while giving a crash course in color-combining.

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.

Use this simple and versatile sauce in pasta, sandwiches, or atop baked chicken.

Sick of the same old arts and crafts projects? Try a new kind of art--string art!

In this version of the classic card game, students will gain an understanding of equivalents and may not even realize it's a math review!

Celebrate Kwanzaa with your fourth grader, or introduce them to a new cultural practice, by showing them how to weave a Kwanzaa mat out of an ordinary paper bag!

What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.

These spooky eyeballs are simple enough for kids to make, and featur carrots, olives and cream cheese for a nutritious nosh.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

In this activity, learners will discover how to make a basic water filtration system using common materials found around the house or outside.

Make some beautiful and unique candles to light your home.

Encourage your child to eat nutritiously by having them build this delicious summer fruit cone!