These secret code activities are fun, and also provide fourth graders with great opportunities to practice language development and logical reasoning.

Demonstrate how to tell the age of an egg without having to crack it open.

Encourage a bit of mystery and intrigue by teaching your clever kid how to create and use secret codes.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

Filling out forms can be a great learning experience for kids. Here's how to give your child some FORMal training.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Your child can transform plain yogurt into a healthy and tasty treat the whole family will love! She'll learn more about baking as well as how yogurt is made.

This St. Patrick's Day, bond with your child over delicious potato pancakes that work for any meal.

This is a simple, fast game that you and your child can make together to help him master rounding with decimals.

Valentine cookies are a classroom staple on Valentine's Day. Make a batch of delicious valentine cookies with your child this February.

Your child can personalize these customizable cookies for friends and family as he makes his own fortune cookies from this fortune cookie recipe.

You and your fourth grader can pay homage to the 2010 Winter Olympics held in Vancouver, Canada, by baking up a batch of maple leaf pancakes!

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.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot initiate a domino effect.

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

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Help your fifth grader bring the magnificent spirit of Rome to a modern day, personalized clay coin.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!