Solid
A
state of matter
which has a
A three dimensional shape
Has tightly packed molecules.
http://dictionary.kids.net.au/word/solid
http://www.chem4kids.com/files/matter_solid.html
http://www.sciencekids.co.nz/gamesactivities/gases.html
Interactive
http://www.fossweb.com/modulesK-2/SolidsandLiquids/index.html