PROJECTS TO EXPLAIN THE STATES OF MATTER

Follow the links below to get started with science projects you can do at home to explain the states of matter:
Solid to Liquid to Solid
One of the easiest ways to understand how states of matter change is to make yummy ice pops.
Sugar Crystals on a String
Enjoy the sweet rewards of this evaporation test.
Homemade Water Purifier
Create a very simple water purification system.
Soda Pop in a Balloon
Before drinking that soda, see what happens when the gas leaves the bottle.
Cloud in a Bottle
Create your very own piece of the sky with this project.
Soap Bubble Shapes
Have fun blowing bubbles while learning about surface tension.
Water Surface Stretch
See how far you can stretch the surface of water.
Cut and Connect Water Drops
Try your luck at splicing and reconnecting water.

http://tlc.howstuffworks.com/family/science-projects-for-kids-states-of-matter.htm