• Learn Morse Code

• Raising the Flag On Iwo Jima

• Geologic Time Line – the Phanerozoic Eon

• Geologic Time Line – Hadean, Archean and Proterozoic Eons

• One gallon of gas produces 20 pounds of carbon dioxide

• Greek and Roman Gods

• The Greek Alphabet

• Country Capitals

• Country Abbreviations

• Shakespeare’s 37 Plays

• Seven Wonders of the World

• Collateral Adjectives

• Olympic Host Cities

• List of American Sports Teams

• Superbowl Statistics

• Major League Baseball “400 Hitters”

• Major League Baseball World Series Champions

• Saturday Night Live

• Oscar Winners

• A List of 30 Alloys

• The Chemical Elements

• Rock & Roll Hall of Fame