Philosophy in 3D: Kant's "Critique of Pure Reason" for crafting and understanding. Kant's "Critique of Pure Reason" is a masterpiece of philosophy that has been on the reading lists of generations of educated individuals since its publication in 1781. Unfortunately, it is hardly understandable at first glance. Therefore, it is advisable to read an introduction first or to create one for yourself. The kit "Kant for the Hand" by philosopher Hanno Depner offers a surprising and unique approach to a central work of intellectual history. 800 pages, old-fashioned language, and few explanatory examples. The "Critique of Pure Reason" stands before every lover of philosophy like an insurmountable mountain. Yet, it is a central work of intellectual history that cannot be ignored by anyone who wants to understand human thought and knowledge: What can I know? What should I do? What may I hope?.