Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

In this fun activity, frozen cubes of paint provide your preschooler with a cool new way to paint a masterpiece.

Your child will create an adorable Christmas tree from their footprint and practice counting while decorating their tree with objects of a variety of textures.

Help your child explore chromatography, which is the process of separating colors or pigments, and create a neat art project in the process!

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

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!

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

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.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

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.

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

In this science fair project, young children observe, record, and create collections of shapes in their world and increase their powers of observation.

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

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

In this science fair project, young children notice and track changes in trees throughout the year.

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

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Wreath ornaments decorate your Christmas tree and act as a fun sensory craft for preschoolers. Make wreath ornaments with your child this holiday season.

In almost every preschool classroom is a sensory table. Learn how to make one at home!

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

This science fair project teaches students about wilting and browning of salad greens.