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Mike Tuke’s

A = activity, D = demonstration, E = experiment, Pa = paper exercise,TE = thought experiment. Should be done as I = individual, P = pair, G = group. min = minutes. F = further information.
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Deltaic deposits Magnetic delta deposits   D F Each piece of S-shaped card represents the sediments from platform to prodelta laid down in each unit of time. Once all the five pieces have been put on the board the coarsening upward sequence becomes obvious.  It can also be used to show diachronous beds and Walther's Law. Lateral accretion in deltas  A I F 10 min As above but students are given the pieces of paper and must stick them in position and then answer questions.   Delta switching D F Make overhead transparencies of each of the most important historic deltas and of the present coastline of the Mississippi. Lay them one by one on top of each other to show how the delta has changed position.  
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Earth Science Activities and Demonstrations