Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

This science fair project idea investigates the difference in reaction times between boys and girls.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

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

Make a backbone model to explore human anatomy and life science.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

This science fair project idea investigates if fats add to the flavor of food.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

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.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?