The crossword must use words from your text that are INTERESTING, and you must have an appropriate description / clue / definition for each word.
If the crossword is too difficult, you can use the same set of words and create a wordfind using THIS LINK.
Limericks have 5 lines.
Lines 1, 2 & 5 end with the same sound.
Lines 3 & 4 end with the same sound.
Pick an easy topic that you know lots about (eg. family, friends, food, games/sports).