If there's a special person in your fourth grader's life, show him how to create this beautiful photo frame luminary as an extra special Valentine's Day gift!

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Your child can re-use and re-purpose old seeds and paper into something new: decorated paper that can be planted!

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

This game will help your child write with more attention to detail.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

In this science fair project, students create their own miniature salt flats at home.

In this fun art exercise, kids practice seeing multiple shapes and colors inside a water-filled glass and recreate them as a still life using colored paper.

Help your child plant a "tea garden": a garden made of herbs for making teas.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project examines how seeds hitchhike on animals and clothing.

Here's a fun way for your child to exercise his writing chops...and prove a point! A great way to practice persuasive writing.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Start a unique tradition with your fourth grader; bake and paint one-of-a-kind Olympic pins--out of salt dough!

This spider mobile activity encourages learning about the science of motion, air currents and art.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Pine cone centerpieces make for a festive and natural holiday decoration. Make a pine cone centerpiece to display on your table or mantelpiece.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

Help your kid get a handle on punctuation by challenging her to create a story that's truly out of this world.

This science fair project idea examines whether boys and girls differ in reflexes.

Help your child create a rebus message for a unique Father's Day card or poster; it's like a collage and encoded message all in one!

Here's an activity that takes fourth grade reading and writing skills beyond the classroom to offer a warm welcome to a new neighbor.

Popcorn pops get a Valentine's Day twist with pink popcorn and a red candy center. Make popcorn pops as a special treat for Valentine's Day or any day.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Science fair project that examines condensation and the conditions needed in order for dew to form.

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!

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

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