Why should we learn mechanisms?
We are now entering an era where the age of "one person, one robot" is gradually approaching. Anyone can now play battle games with humanoid robots or create and enjoy their own robots using robot kits. Furthermore, with the use of household robotic vacuum cleaners, one can clean rooms and modify their programs for other purposes. In line with this trend, there is an increasing interest in robots and the need for education like never before. We started searching for solutions to the question, "How can anyone learn about robots easily and enjoyably?" by identifying the current problems. The field of robotics is the domain of a group of experts who integrate dozens of disciplines. It requires acquiring theoretical knowledge from various fields and gaining diverse experiences. Due to its complexity, it has limitations for ordinary individuals to approach with just interest and curiosity. Especially, understanding and designing the power transmission process in the mech