Hot DotsJr. Card SetsFun, colorful activities on 36 double-sided cards help prepare early learners for academic success. Use as traditional flashcards or combine with "Ace" the Talking, Teaching Dog (sold separately) for interactive learning with fun lights and encouraging sounds. 6 x 4 cards store neatly in a handy carrying case. Games/Manipulatives Type: Games; Age Recommendation: Ages 3 and Up.