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

Set up a fun guessing game for your curious kindergartener, one that will test her ability to use all five of her senses.

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

In this fun guessing game, your child uses his sense of smell and taste to figure out what is in the container. Here's how to play:

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

This science fair project examines whether ocean water can be made safe to drink.

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

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

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

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

introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.

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

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 creates an underwater habitat and explores the basic needs of living things under water.

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

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

Make an edible play dough with your child to help her develop her sensory and motor skills.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

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.

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!

This science fair project idea investigates food preference of birds.

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

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.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

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

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.