Elements and Compounds Crossword Puzzle
In this chemistry worksheet, students complete a crossword puzzle with 28 clues about elements and compounds. Each clue lists number of letters for correct word.
8th - 12th Science 14 Views 8 Downloads
Solving the Puzzle of the Periodic Table
Did you know that the first time someone isolated a pure element was when Henning Brand boiled down his own urine in 1669 and unknowingly discovered phosphorus? The history of our current periodic table of elements is entertainingly...
4 mins 8th - 12th Science CCSS: Adaptable