Children's Challenge DVDs, 19 discs total, Hop/Step/Jump/Bonus included. ① Hop, for ages 3-4, 6 discs ② Step, for ages 4-5, 6 discs ③ Jump, for ages 5-6, 5 discs ④ Bonus DVDs, 2 discs ⑤ Shimajiro DVD cases, 2 These are used items that children have used, so there are scratches. Please understand this before purchasing.