These technical briefs focus on low cost approaches to accessing energy. This is vital to health and well being and low costs are particularly important to poorer communities in the developing world.

One of a series of resources from Science & Plants for Schools (SAPS) investigating key topics in plant biology. This reliable and enjoyable practical gives students the opportunity to observe the different pigments involved in photosynthesis using thin layer chromatography (TLC). A low-cost method to get the...