Teach your creative second grader about proportions, animals, and proper cutting methods with cucumber carving.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Want to spark your third grader's interest in gardening? Help him make popsicle stick fairies to decorate an enchanting garden oasis.

This science fair project idea explores the egg's thin membrane.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

You don't need to head to the Arctic to experiment with life in an igloo. Learners can build their own ice igloo at home from water and empty milk containers.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

This science fair project idea investigates how magnetism can defy the force of gravity.

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

This project determines what category of person is most likely to be ticklish.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

In this project students experiment with making music using only glasses of water.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

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?

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

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Discover whether a metal will expand under hot water.

This activity is a great way to stretch the boundaries of your child's imagination and build up important critical thinking skills.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

This project investigates the affect of storage temperature on microwave popcorn.

The objective of this science project is to determine the length of time for different seeds to germinate.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!