Activity
Museum of Science

The Atom's Family: Mighty Molecules

For Students 9th - 10th
In this activity, students construct models of molecules using marshmallows and gum drops.
Website
Ducksters

Ducksters: Chemistry for Kids: Chemical Bonding

For Students 9th - 10th
Study chemical bonding in chemistry including atoms, valence electrons, ionic and covalent bonding, and how molecules are formed on this site!