Here is an equipment which at first seems not to be designed for beginners, and yet.
This board recassable the distinction of being covered with a film of foam, compact in order to protect the student and avoid injury
Not suitable for baby karate but can be used with young children as early as 8/9 years old, under cover of a minimum of caution: Not too much repetition with the techniques of fist front (Tsuki) - Proper closing of a fist and striking fist.
If the reconstruction of the board is simple and fast, the teacher will be able to go up to ease the "damage" by forcing the opening of the board with his wrists.
In the end, it turns out that the boards recassables for "very" beginners are the tools that will without doubt your workouts (especially among teens!)