1. Commonly word squares are used as puzzles or as teaching aids for students. 2. Many new large word squares and new species have arisen recently. 3. But the advantage of going first is more than just that double word square . 4. Fourth, there are 242 word squares in Mathers'translation, while the original German has 251. 5. All 251 of the word squares are completely filled in. 6. My lucky break came when I managed to put an S on a triple word square . 7. Other discoveries : how to play Jotto against a computer, bilingual puns, and magic word squares . 8. Moreover, the term " " magic squares " " is sometimes also used to refer to various types of word squares . 9. It is a palindrome-( theory ) which forms a word square that may be read in any direction ( with theories ). 10. A parallel is found in the famous Sator Arepo Tenet Opera Rotas word square , an altered version of which is also found among Abramelin's squares.