An E-book by Günther Hacker in German is ideal for home wind experiments. Science teachers with a modicum of German will find it a font of simple wind devices that can be made from craft materials.
An outline, screenshots and sample pages can be found on the author’s website.
WIND BEWEGT: Kleine Windräder bauen Vom Miniwindrad bis zum Stromerzeuger, by Günther Hacker, epubli GmbH, 2013, 185 pages, format: epub or mobi; ISBN: 978-3-84-425443-3, 7,99 €, 8.5 MB download.