I'm working on my supply order. What do you think about Hot Dots? Do the cards hold up well? Do your kids enjoy them, and do they get much out of them? I teach first and am thinking of getting: Hot Dots Time Hot Dots Money Hot Dots addition (0-9) Hot Dots subtraction (0-13) 3 Hot Dot Pens Thanks!!!! From the Manufacturer Addition facts 0-9 which are for use like regular flash cards in small groups, or with the talking pen for independent study. Works with the talking hot dots pen that responds instantly with glowing lights and speech, or one of the many positive reward sounds and provides immediate feedback. Product Description Hot Dots makes ordinary flash cards into individualized basic skills tutors! Use like regular teacher-directed flash cards with individual students or small groups. Add the Hot Dots pen (EI-2770, sold separately) and students can drill independently with Hot Dots instant reinforcement! Students touch pen on correct answer and get a positive response. The plastic storage case included also makes these great send-home helpers for those students needing some extra reinforcement. All for about the same cost as regular flash cards!