Determine whether butterflies like to drink sugar water, salt water, or plain water.

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Are you looking for a fun game that will keep your child on his toes? Try introducing him to Water Tag.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

This science fair project idea compares biodiversity between drops of water.

Learn with makes water molecules work with this fun and easy science activity!

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Test whether plants can grow without sunlight and water.

Have your child kick off their summer vacation by making a miniature water slide!

Find out which type of sponge holds the most water.

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

Dive into U.S. colonial history by making a simple bottle gourd water cooler, crafted by colonists of Roanoke Island in the 16th century.

Discover whether a metal will expand under hot water.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!