Ralf Gummerus

MEMORY ZEN”Memory”: a game retro style and very popular amongst children. It is almost certain that the little one easily beats the adult. But why and …

Memory Zen SOSAnother twist of the popular Memory game. Here the objective is to match Morse signals. We are good at remember visual objects and the m …

MEMORY ZEN ALPHAMemory Zen Alpha is letter learning tool for the smallest from 3 years of age to anyone with a young mind. The game features all the u …

MEMORY ZEN”Memory”: a game retro style and very popular amongst children. It is almost certain that the little ones easily beat the adult. But why and …