Underwater adventures with pocketLÜK motherboard

The booklets are really big enough to fit in our pockets along with the control board. Therefore, they are suitable for children or playful adults to play with on the bus, tram or metro. Due to its design, it does not fall apart, it is not made of small pieces, but the booklet containing the tasks and the plastic board form a unit. A skill developer with the usual quality of LÜK products and a self-monitoring system.