Electronic pencil

By touching its working end to the illustration in the book, you can play various audio recordings, as well as switch the book to the interesting fact mode or verification mode, which makes the lessons even more exciting. In order for several children to study using books from the set at the same time, it is enough to buy each of them their own pencil. At the same time, in order not to interfere with each other and adults, they can listen to audio recordings through headphones connected to a pencil. The pencil will tell you that it is discharged with an audible signal and, if no one pays attention to it, it will simply turn off. The pencil is charged via a USB cable connected at one end to it, and the other to a computer or 220-watt outlet.