dr. timothy johnson. >> all right, i don't know -- >> i love procrastinating. >> most people do. hard to get rid of the all-nighter, college, high school. exams. that's part of the life. look at paulaen she was in school and didn't have a neck. >> i was a nerd, and a brown-noser. i was acing that. you were in the back looking over my shoulder trying to cheat. >> no, i was not, i was rolling. i was in detention. cutting -- >> robbie, principal wants to see you again. >> again? all right, coming up next. from laptops to fancy alarms. >> the tech savvy stuff that students got to have for back to school. the best bets from our giz-whiz ♪ school days ♪ school days >> welcome back, everybody. retailers really cashing in this team of year, of course, because of back to school shopping. and students are incredibly tech savvy, actually an understatement. so our giz-whiz dick debartolo is here with gadgets for you shoppers. always good to see you. >> good morning. who left this envelope? >> is that -- i was waiting for this to come in the mail. yes, hair extensions. wait, a second what is this? >> very clever. this is called undercover tablet sleeve. what it is a way to carry your tablet on