2 powerpoint presentations to practice spelling some tricky words.
https://skydrive.live.com/redir?resid=79CFF252BEEA0A7D!258&authkey=!AIL_LU1IDGcXPhs
https://skydrive.live.com/redir?resid=79CFF252BEEA0A7D!257&authkey=!AKE4k6YQGB4Fz2A
First you dictate the words to the students, maybe put them in pairs to make it a competition, then show the powerpoints for them to check their answers.