The Advent calendar with cult factor: Build your own FM radio in 24 steps with daily experiments. And you can do it without any prior knowledge and without soldering. On day 24, you will receive local, regional, and national radio stations with your self-built retro radio. Craft template for the corresponding design: Assemble the radio kit at the end of the calendar into an aesthetically pleasing case inspired by the era or into a case of your choice. Let your creativity run wild. Additional experimental fun: Every day, you will find a new component behind the door. The included manual presents a new experiment each day - without soldering. This will shorten your wait for Christmas. Complete radio kit: easy assembly without soldering. Kit includes craft template: with breadboard, jumper wires, speaker, radio chip, resistors, and much more. Detailed 52-page manual with step-by-step instructions and additional experiments. Additional requirement: 1 9-volt battery.