SS stand up in front of the class and mime the word. The rest of the class has to guess which word is being spelt. Know your students. Not good on the first day with a class of Japanese beginners. If they re correct, they can join in the chat.
T writes a word on the board and the rest of the class reacts to it, eg.
The speaker, of course, has to guess the word from the class reaction to it. Spelling Dictations Dictate whole sentences letter by letter. SS divide up into words and punctuate. The Teacher Can t Read T reads aloud and makes mistakes. Running Dictations SS in pairs.