Which Are a Solid, Liquid, Gas?  Interactive
http://www.bbc.co.uk/schools/ks2bitesize/science/materials/gases_liquids_solids/play_popup.shtml

What Happens When You Add Heat?  Interactive
http://www.bgfl.org/bgfl/custom/resources_ftp/client_ftp/ks3/science/changing_matter/index.htm

3rd Grade Reading - What Is Water?
http://www.nyu.edu/pages/mathmol/textbook/whatiswater.html

Third Grade Reading - Water in the Air
http://www.nyu.edu/pages/mathmol/textbook/airwater.html

3rd Grade Reading - States of Water - Solids, Liquids, Gases
http://www.nyu.edu/pages/mathmol/textbook/slg.html

3rd Grade Reading - Water Review
http://www.nyu.edu/pages/mathmol/textbook/review.html

4th Grade Reading - What Is Matter?
http://www.nyu.edu/pages/mathmol/textbook/whatismatter.html

4th Grade Reading - States of Matter
http://www.nyu.edu/pages/mathmol/textbook/statesofmatter.html

4th Grade Reading - Matter Review
http://www.nyu.edu/pages/mathmol/textbook/wimreview.html

4th Interactive Water Cycle Quiz
http://earthguide.ucsd.edu/earthguide/diagrams/watercycle/watercycleq.html

All About the Water Cycle
http://ga.water.usgs.gov/edu/watercycle.html

States of Matter Video & Song
http://teacher.scholastic.com/activities/studyjams/matter_states/

Water Cycle Video
http://teacher.scholastic.com/activities/studyjams/water_cycle/

Water Cycle Song
http://vimeo.com/1594826

Read about Matter and Take a Quiz
http://www.chem4kids.com/files/matter_intro.html

NASA - Droplet and the Water Cycle Game (you will need to download this)
 
Properties of Matter - mass, volume, & density
 
Atoms: Protons, Neutrons, and Electrons

Last Modified on April 9, 2013