Here is a list of the numbers from 1 to 100 and some tips to learn them in an easier way. I've made a Portuguese and an English version.

On the second page there is a crossword puzzle where the students must find the hidden sentence (it's "Numbers are funny."). The last exercise is a wordsearch. After finding the numbers, the students must write them next to the right number.

Portuguese Version

360Kb

 English Version

364Kb