Welcome to the Practical Answers resource library We have over 2000 online resources available, including technical briefs and drawings, and audios and videos, on a range of topics and sub-topics, and in different languages. The resources are all focused on small-scale appropriate technologies aimed at improving access to infrastructure and enterprise development for people living in poverty. Authors range from Practical Action staff in our global offices to technical professionals from other organisations. Select a topic from the list below or browse the technology themes in the right hand column. You can then view material online or download it. You may also want to write a comment on one of the subjects covered here or post a submit a question to our Practical Answers team.