How to work Insert flashcard into the machine, it will read aloud and show you the sound about it, like bird calls. Its more fun and easier to learn. It can not help your kids know object and letter recognition but also help your kids to practice thinking and memory. Specially Designed for ToddlersThis machine is made of non-toxic plastic. The edge is smooth enough for kids to play , which will not hurt your children's hands. And its light and small for kids to grasp. The cards are bright in color and rich in content, which can easily attract the children's attention. whats inside116PCS Flashcards, machine x1, charging cable x1 The Best Gift: The best gift for a child must be meaningful. The best choice is to make children grow up interesting. This preschool learning toy is the best choice. Whether it is birthdays, Halloween, Thanksgiving, or Christmas, flashcard gifts for toddlers are the first choice for parents. Let your children become interested in learning and learn happily and actively.