Монтессори-совместимая (ru.wikipedia.org/... ), обильно протестирована на детях. «The bright colours used on the components were chosen to be reminiscent of other toys found in childrens' toy boxes. Wood was used to allow the toy to „collect history“ through signs of usage» и другое приятное внимание к мелочам.
Монтессори-совместимая (https://ru.wikipedia.org/wiki/%D0%9F%D0%B5%D0%B4%D0%B0%D0%B3%D0%BE%D0%B3%D0%B8%D0%BA%D0%B0_%D0%9C%D0%BE%D0%BD%D1%82%D0%B5%D1%81%D1%81%D0%BE%D1%80%D0%B8 ), обильно протестирована на детях. "The bright colours used on the components were chosen to be reminiscent of other toys found in childrens' toy boxes. Wood was used to allow the toy to "collect history" through signs of usage" и другое приятное внимание к мелочам.
