Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

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

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

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

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

This first grade science activity is great for winter! Your child will grow and observe her own amaryllis bulb, keeping a journal of her scientific findings.

Solve the mystery of the unpoppable balloon in this 7th grade science experiment that demonstrates the process of heat transfer.

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!

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.

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

This fall, bake some festive caramel apple cupcakes with your second grader and help her build her math skills while you're at it!

This science fair project idea determines which flower lasts the longest.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

This science fair project idea investigates food preference of birds.

This project explores whether music affects the growth and health of plants.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

This study observes plants, insects and an animal living in proximity to a known source of EMF.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Transform your kitchen table into a winter wonderland with a cookie and cocoa party that looks freshly dusted with snow.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.