40 Principles – first edition

Original price was: $40.00.Current price is: $30.00.

By Genrich Altshuller, 141 pp.

One of the premiere TRIZ texts written by the inventor of TRIZ himself, “40 Principles” is a great introduction into the world of problem solving with TRIZ. Focusing around the 40 principles that make up much of TRIZ theory, the book is essential for those who want to get started learning about this innovating process.