Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

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!

Help your kindergarten scientist predict and observe as she explores the science of smell...and have a great time doing it, too.

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

Create your very own scented hand sanitizer that will help your child to keep those nasty germs at bay!

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

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

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

Tin can phones offer something modern versions don't—a fun project to make with a friend, and a dramatic illustration of vibration and sound waves.

Learn all about balance and motion as your child designs a corn maze!

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

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

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

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