Is garlic antibacterial? Antimicrobial? Kids find out by using common kitchen equipment and ingredients in this cool and easy microbiology science fair project.

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

The actual factors affecting friction may surprise you! Learn about the coefficient of friction and put some trigonometry into practice in this science project.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

Test your skills as a weather forecaster, and learn some science terms on the way!

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

In this math and science activity, help your middleschooler learn about proportion and measurement with just her shadow and a tape measure!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science fair project idea explores whether color affects a person's emotional state.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

This project examines whether more expensive golf balls translate into better results on the golf course.

Is your child a nature nut with an eye for creative, green-friendly projects? Introduce them to this amazing DIY bird feeder!

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Your child can help your family pet take a breather, and help herself relax, too, with this soothing activity.

This activity will introduce your child to the four different components of blood and give him a fun way to visualize its properties.

This first grade science activity brings the green grass of early spring inside while teaching your child about the cycles of growth.

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

Using a glass fishbowl, you and your kids can create a low-humidity, open-topped terrarium perfect for easy care, drought-tolerant succulents.

Help your child hunt and capture bugs to observe to practice important science skills and satisfy her curiosity simultaneously!

Make homemade lemonade in a baggie with your preschooler with this fun and easy recipe.

Use sticks and stones to create create an outdoor version of tic-tac-toe!

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!