Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

This science fair project idea shows how a vibrating object transfers energy to whatever it touches.

This science fair project idea investigates the hardness property of minerals.

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

Use this fun activity to make an optical illusion picture that helps your kindergartener explore the sense of sight, and sharpen his observation skills!

Determine how good we are at direct and indirect observation.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Magnets may hold up papers on the fridge, but is it the paper that attracts them? Find out more with this kindergarten science investigation.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

Boost your preschooler's attention to detail by getting her to explore the differences between two different pumpkins: large and small.

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

This science fair project idea investigates food preference of birds.

Help children understand the power of germs and the importance of hand washing with this visual activity that introduces the concept of scientific inquiry.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

Introduce your child to preliminary science concepts by challenging them to do this fun and simple cloud observation activity.

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Here is a kindergarten activity that blends art and science by using magnets, paint, and objects found around the house to create a picture.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Here's a math, science, and social studies activity: help your kindergartener become a "coin archaeologist" by examining how different coins look and feel.

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

In this kindergarten activity your child will create a map of your house and use a magnet to move pictures of your family through the house!

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.