This figure illustrates the educational approach advocated within Illari, L., J. Marshall, P. Bannon, J. Botella, R. Clark, T. Haine, A. Kumar, S. Lee, K. J. Mackin, G. A. McKinley, M. Morgan, R. Najjar, T. Sikora, A. Tandon, 2009: ‘Weather in a Tank': exploiting laboratory experiments in the teaching of meteorology, oceanography and climate. B. Am. Meteorol. Soc., 90, 1619-1632.