Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

Kids write about their favorite parts of school in 100 words to celebrate 100 days of school in this 5th grade writing activity.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

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

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

When you're studying the Mayflower, numbers can be an important part of the history...and a great chance to practice elementary math!

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.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

Dream big with a homemade dream journal, a great writing exercise for elementary-age kids.

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

Help your high school revive some Renaissance history with art by making a silverpoint sketch. In this activity, make your own stylus and special paper.

Get inspired by nature and use recycled materials to create unforgettable pencil holders in time for the back to school season.

Try turning the evening ritual of asking about your kid's school day into a challenging game that consists of twenty questions.

Help your child get organized for the school year ahead and establish some important skills that will help him for years to come!

Make these homemade friendship pencils for a party or the beginning of school and have a stylish writing utensil that kids will love trading.

Help your child get ready for back to school with this fun fifth grade activity, which has him creating an "I'm Studying" door sign.

To help your child turn a critical eye to his own school performance, and motivate him to take responsibility, make a progress portfolio!

Inspired by Japanese woodcuts, this make your own stamps project will be a big hit with your fifth grade or middle school child.

Here's an activity that will get your child's attention with a back-to-school shopping spree. He'll use decimal skills to add, subtract, multiply, and divide!

These Halloween sandwiches are a creepy-crawly treat for a holiday party or an especially scary school lunch. Make these Halloween sandwiches for your child.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

With school, home, and activities in between, life can sometimes feel chaotic to kids. Help your child learn how to stop and relax with handmade peace rocks.

Glass is see-through, but usually you can still see that it is there. In this experiment, we use baby oil to make glass go completely invisible.

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

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Textbook studying doesn't have to be a slog. Here's an at-home activity for before your middle-schooler begins those end-of-the-chapter review questions.