Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

If you're looking for a fun way to have your child gain practice pattern-making while working out fine motor skills, making Washi eggs is the perfect activity.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.

Make this delicious warm apple bread for Hanukkah.

During the Passover Seder, many Jewish families pour a cup of red wine for Elijah. This year, help your child create his own welcoming glass for Elijah.

Add these fun chocolate Groundhog Day cupcakes to your holiday desert recipe repertoire! They're fun to make with your kids and a delicious winter snack.

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Make this delectable custard, meringue, and graham cracker pie will give your fifth grader practice with measurement and get him interested in the kitchen.

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Pfeffernusse are spicy and sweet Christmas cookies from Germany. Make a batch of traditional pfeffernusse this holiday season.

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Celebrate Dia de los Muertos by baking pan de muerto. In this 5th-6th grade activity, your child will explore another culture while learning about baking.

Topped with roasted pumpkin, prosciutto, herbs, and feta, these pita pizzas are a healthy, seasonal alternative to your classic pie.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.