Hydrogen : Get to Know an Atom
Carbon : Good Conduct Award
Nitrogen : Fixin' to Use Some Nitrogen
Oxygen : Global Cooling - On the Trail of Cavendish
Fluorine : Try the Fluorine Tooth Test
Neon : Even Neon Gets Excited
Magnesium : Trick Birthday Candles - Crackpot Crystals
Aluminum : Curses-Foiled Again!
Silicon : Don't Sand So Close to Me - Fast-Track Fossils
Phosphorus : Playing Cat Detective
Sulfur : Save That Silver!
Chlorine : "I'll Have an Egg Float"
Calcium : Not Such a Softie
Copper : May the Force Be with You
Zinc : Did You Wind the Potato Clock?
Tin : Is That a Tin "Tin Can"?
Bonus Activity: Because You're Worth It : "DIRTY DOZEN" Arsenic ; Strontium; Cadmium; Cesium; Mercury; Lead; Polonium; Radon; Francium; Radium; Uranium; Plutonium.
The "dirty dozen". Arsenic ; Strontium ; Cadmium ; Cesium ; Mercury ; Lead ; Polonium ; Radon ; Francium ; Radium ; Uranium ; Plutonium.