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?

Create a self-portrait from natural materials in this collage craft activity!

This science fair project idea investigates which objects float and sink in honey, water, and oil.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

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

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.

It's easy to plant your own in-home container garden! This planter contains pizza-themed herbs and is a perfect early gardening activity for kindergarteners.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

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

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

Help your child create a written message and practice their letters using sticks they find in nature. Here's how to get started.

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

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

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

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

Give your science savvy kindergarten a lesson in plant science with this fun carnation experiment.

Who knew that nature could get so crafty? Show your kindergartener how to collect and morph pinecones into a whole team of personalized pinecone people.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

Put those fall leaves to use with this fun art activity. Kids paint and print leaves, to make a beautiful tablecloth, perfect for your next fall celebration.

Kids are sure to be entranced by the magic of the ocean when they create their very own ocean in a bottle.

You don't need to head to the Arctic to experiment with life in an igloo. Learners can build their own ice igloo at home from water and empty milk containers.