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

This science fair project idea produces sounds by creating vibrations using different objects.

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

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

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

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!

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 science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

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.

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

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

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

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

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 science fair project idea investigates the hardness property of minerals.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

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.

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.

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

Let your kid experiment with textures among fabric and other materials that are smooth, rough, soft, or slippery—and then they'll make a texture book!

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

Determine how good we are at direct and indirect observation.