The document contains two encoded messages using element symbols that spell out "Science is cool!" and "Magic is real!" when decoded. It also includes a short chemistry quiz asking about the origins of element names and their symbols.

1. Mendeleyev's Messages Write down the symbols for these elements to work out what the message says Scandium iodine ( neon backwards ) cerium / iodine ( tin-n )/ Cobalt oxygen ( lithium-i )

2. Did you get it? Science is cool !!!!! Now try these (magnesium-g) (rhenium-e) / oxygen bromine iodine (neon backwards) / ruthenium (lanthanum-a) (selenium backwards) (hafnium-f) (uranium) (lawrencium–r) (lithium-i) / (chromium-r) iodine titanium yttrium / argon (europium-u) / (titanium-i) helium / beryllium sulphur (thorium-h)

3. The Great Element Quiz

4. Which element is named after a planet? Mercury Neptunium Plutonium Uranium

5. Which element that you could make jewellery from? Platinum Gold Silver

6. Which element has a girl’s name in it? Beryllium Ruthenium

7. Which could be a precious stone? Rubidium Beryllium

8. Which element is the name for a Roman emperor? Caesium

9. Which element is named after a country? Americium Samarium Francium Indium Germanium

10. Which element is named after a famous detective? Holmium

11. What element is slang for a penny or two pennies? Copper

12. What is the symbol for superman’s planet? Kr (krypton)

13. What is the symbol for lead? Pb

14. What is the symbol for sodium? Na

15. What is the symbol for tungsten? W