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

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

This science fair project idea compares biodiversity between drops of water.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.