on Matter, Energy, & Forces
States of Matter - This is a good model demonstrating the different states of matter. This one demonstrates what happens to the movement of the molecules as you heat or cool them.
Bizarre Stuff You can Make in Your Kitchen -This site has got a whole bunch of great activities... from making invisible ink to making gak or slime!!
Cyberchem for Kids - This site is still under development, but be sure to try the "Physical Properties Matching Game" found by clicking on the area called "What are Physical Properties?"
The Atom's Family
Phases of Matter Check out how hot or cold, water needs to be to turn from a solid, to a liquid, to a gas. Check out how hot or cold it needs to be for copper and nitrogen to changes states too!
Ice Cream in a Bag -This activity allows you to make ice cream easily, without having to buy an ice cream maker. In addition to the plastic bag method, this recipe also explains how you can make larger batches using a coffee can.
Chem4Kids - "Chemistry for kids" has all you need to start you off in the right direction to learn about matter. Click here to let the adventures begin!
on Matter- This site is a bit advanced for you third graders-
but hey, check it out anyway... There are some really cool experiments.