Practical Answers

The Technical Information Service of Practical Action

Practical Action has been using appropriate technology to help people in the developing world for more than four decades. Within Practical Answers section of this site you will find a knowledge bank of these technologies so that you can take them and replicate them. If you can’t find what you are looking for you can ask a question through our technical enquiries service. More information

Browse the Library

Ask a question

Share

Practical Answers has more than 90,000 registered users. Your knowledge and experience is really helpful to all those users, and to Practical Action as we seek to improve our service.

  • Stories of change
    Take a look at the experiences of others. 
  • Share your experience
    Tell us how Practical Answers information has helped you in your development project.
  • Translations
    Help spread useful information by translating information on this website.
  • Feedback
    Tell us what you think about the Practical Answers section of the website.

Practical Answers on Twitter

Connect on our social sites, 

 

Google+

Featured Articles

MP4

Micro Hydro Pre-feasibility Study: A Technical Guideline

  • video
  • English

This video is a technical guideline on how to conducted pre-feasibility studies for micro-hydro projects. The...

Published by Practical Action Sudan on 04/03/14

MP4

Watermelon Jam

  • video
  • Arabic

A small-scale approach to making watermelon jam as part of the training from Practical Action Sudan.

Published by Practical Action Sudan on 04/03/14

MP4

Zeer pot clay fridge - preserving food in Sudan

  • video
  • English

An introduction to the approach taken in Sudan to make evaporative coolers for food preservation.

Published by Practical Action Sudan on 04/03/14

Blog

Harnessing the power of mobile

The Practical Answers call centre in Bangladesh is now live – giving us a great opportunity to in...
Read more

no comments