English, Rs 100/-
The book provides both an introduction to the technology and also user-gudelines to the user. The experiences of various users are shared with the reader in the form of attractive box items. The book also provides good detailed illustrations in colour. This is a welcome addition to the library of books on sustainable development technologies.There is a section on frequently asked questions and also a glossary of the terms used in the book.

(Tamil), Pages 80 Rs 70/-
A hands-on-experience which is the basis of healthy scientific study is the basis of the book. It is this which makes this book an usable guide to students of varied ages: from primary to high school levels. The book is richly illustrated with line drawings that clearly show how to conduct these simple experiments step by step.  The nook also explains to teachers how students should be psychologically motivated to receive science education.

Tamil, Rs 70/-
This is a book on agricultural technologies that are sustainable and eco-friendly. These are costeffective do-it-yourself technologies at the backyard of the farmer. The book gives the importance and the need of these technologies and also their relevance to small and marginal farmers. The book speaks about the need for creating a web of relations inside the farmer’s homestead.  The book is in Tamil. It is richly illustrated with colour pictures and photos. This is also a doit-yourself book and a guide. This is a must for all farmers and students of sustainable development in Tamil Nadu.

(Life Saving Tripala), Tamil, Rs 40/- [Out of Print]
Triphala is a traditional combination of three medicinal plants that are found common throughout India. These are Amalaki/Nelli (Emblica officinalis), Bibhitaki/Thantrikai (Terminalia bellirica), and Haritaki/kadukkaai Terminalia chebula). The book clears all the doubts that may arise for a common person who wants to use this medicine. The book also shows how this can be used to purify water and also gives the biochemical components of the formulation.

Tamil. Rs 25/-
The book details the agronomic practices for the cultivation of the plant - Amukkara (Vitania sominifera). The different local varieties of the plant, seed care, plant protection means are also explained. The harvesting and storage is explained in the book.The book has different multi-color plates. The explanations are simple. It inspires the common reader to take up home cultivation as well as commercial cultivation of this plant.