April 2022

The Nine Situations

Chapter 11 Sun Tzu said: The art of war recognizes nine varieties of ground:(a) Dispersive ground;(b) Facile ground;(c) Contentious ground;(d) Open ground;(e) Ground of intersecting highways;(f) Serious ground;(g) Difficult ground;(h) Hemmed-in ground;(e) Desperate ground. When a chieftain is fighting in his own territory, it is dispersive ground. When he has penetrated into hostile territory, but to no great distance, it is facile ground. Ground

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Terrain

Chapter 10 Sun Tzu said: We may distinguish six kinds of terrain, to wit:(a) Accessible ground;(b) Entangling ground;(c) Temporizing ground;(d) Narrow passes;(e) Precipitous heights;(f) Positions at a great distance from the enemy. Ground that can be freely traversed by both sides is called accessible. With regard to ground of this nature, be before the enemy in occupying the raised and sunny

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Diving Ketchup (Creative Chemistry Experiments)

You will need: 1-litre transparent plasticbottle. Salt A few ketchup packetsfrom any fast foodrestaurant Water Understand the workings of density and buoyancy of an object through this easy but fun experiment. INSTRUCTIONS Firstly, you need to test whether your ketchup packet will float or sink. Half fill a bottle with water, scrunch up the ketchup

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Colour Changing Water (Creative Chemistry Experiments)

You will need: 3 clear glasses Two 500 gm vitamin Ctablets Iodine (2%) (available atyour local chemist) Hydrogen peroxide (3%)(also available at thechemist) Liquid starch Measuring glass andspoon Warm water Magic and science are the two sides of the same coin. You can create magic with the help of science and teach science as if

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