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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.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

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.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

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

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

Find out whether a longer airplane will fly farther or a wider paper airplane.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

In this design challenge, your child will create a parachute for a small toy using typical household items.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

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?

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

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!

Challenge your learner to design and build a city of their own in this creative engineering activity.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

Create a self-portrait from natural materials in this collage craft activity!