1) Slides moves on automatically without time to process information 2) Speech portion is Unusable. A) Only three trys and then shoves you along B) Half the time it doesn't register your voice at all. No idea why. It cuts you off half way through your sentence other times it keeps listening for 7 seconds. All in a silent room D) Doesn't highlight what you are saying wrong. No idea what part is incorrect E) Can't re-listen to what your suppose to say F) small buttons And so many more issues...