Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

Build a bird feeder science craft that brings birds to your yard, and a smile to the whole family's face.

Check out this silly game that will put your kid's animal habitat knowledge (and acting skills) to the test.

Children use their design thinking skills and powers of observation to create and construct a bird nest.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

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

Here's a simple craft activity that can help your youngster better visualize the life cycle of a frog as a circle.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

In this activity, your kid has your permission to get his socks nice and filthy. In fact, it's a necessity, because those socks are going to make a garden.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

What happens when light hits a hard surface? Find out by conducting a simple light reflection experiment with your preschooler.

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

Teach your child about healthy foods and how to make a meal that is good for them with this fun activity that you both can do together.

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

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

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!

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

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

Make a kindergarten "discovery table" that reinforces both science and writing skills. Here's how:

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

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

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.

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

This fall, make a leaf crown that will encourage creative play and your child's interest in the natural world while you help them build fine motor skills.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

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