This short Frontline ‘A solar cooling panel’ (Marshall 2002 Phys. Educ . 37
[http://dx.doi.org/10.1088/0031-9120/37/1/611] 76 [http://dx.doi.org/10.1088/0031-9120/37/1/611] )
was originally part of a ‘Physics on a Shoestring’ regular feature. With just a seed tray and some
cling film a solar cooling panel can be made.