The 100th day of school is an important benchmark for kids in the lower elementary grades. Help your kid create a 100 days of school shirt to celebrate!

In this science fair project, students use the streak test to tell minerals apart from each other.

Prepare for school the washi tape way with some washi tape school supplies!

Celebrate 100 fantastic days of school by creating a school-themed collage with 100 pieces in this unique arts and crafts activity.

Get back into school with this exciting architecture exploration! In this craft activity your child will research, draw, and build his own school.

Get fired up for the new school year with a "Back-to-School Calendar" you and your child can make at home.

Get into the back-to-school spirit with this clip magnet that'll make sure your first grader never loses his important school papers again!

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Make a First Day of School Mobile to help commemorate the big step from preschool to kindergarten and ease those first day jitters!

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

Celebrate the 100th Day of School by making an amazing sculpture using recycled materials.

Celebrate the 100th day of school by making a unique work of art using 100 colorful pom poms in this fun kindergarten arts and crafts activity.

Make the 100th day celebration extra special by creating your own 100th Day of School Top Hat.

Put your individual fingerprint on the 100th Day of School (literally!) with this activity.

Looking for a unique arts and crafts activity that gives some writing practice? Help your child make her own back-to-school business cards!

This project commemorates the milestone of completing the first 100 days of school, while giving your child a manipulative to practice counting to 100.

Celebrate the 100th Day of School by making a collage frame that can showcase your childâs favorite piece of art.

Make a photo book to provide a reassuring guide for your child's first days and weeks of school.

Take this "paper plate snack test" with your child for a hands-on lesson in making healthier choices to teach your child about what's in his food.

Make a brag sash with your child to celebrate an amazing school year filled with accomplishments.

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

Children will learn about diversity, hear a story that reflects appreciation and acceptance of differences, and connect with a pen pal in another country through writing and drawing a letter.

Is your first grader a picky eater who judges her meal at a glance? Change her perception of food with the help of this tricky taste test.

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

A strong vocabulary helps your little one with all school subjects. With this scrambled words game, they won't mind brushing up on vocab and learning new words.

Celebrate your child's first day of kindergarten with this arts and crafts activity: make a SchultÃte, a cardboard cone filled with candy and other goodies!

Bring a swell of high sea adventure to your own living room with this quick and easy paper sailboat craft!

Test whether plants can grow without sunlight and water.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

Use popcorn in this tasty experiment to explore the five senses at home with your kindergartener!