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...Open University courses. Systems thinking practitioners at the OU have supported and developed the use of a range of diagramming techniques as the principal tools through which visual modelling and communication can happen. The following diagramming techniques each have videos providing animated tutorials – one video describing What the technique is and at least one...

...Open University's Science courses and qualifications Rhyolite is a fine-grained extrusive igneous rock or volcanic rock. It is pale coloured, often light grey, tan or pinkish. Rhyolite is made up of quartz and feldspar crystals, and occasionally contains some mafic (dark coloured) minerals. Usually the crystals are too small to see without magnification, but occasionally...

...Open University's Design and Innovation qualification. In the interactive you will meet Sir Roger Foster and get to know his building for the Wills, Faber and Dumas Headquarters in Ipswich. The secrets of Sir Terry Farrell's MI6 Building in London will be revealed, and Sir Richard Rogers will show you around his Senedd, the Welsh Assembly building in Cardiff. Each story...