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

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?

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

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

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

Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

Give your second grader a chance to get his feet wet with measurement before he moves onto the more complicated stuff by trying this activity with him at home.

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

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Do you think heat can affect a plant's growth rate?

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

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