University of Kent Michael Kölling Object Orientation Early understanding of key concepts is important class object state behaviour Not easy without tool support Most important: motivation Asteroids, Ants and other creatures. Obyn Greenfoot has a British accent, most noticeably shown by pronouncing the letter 'Z' as 'zed' when pronouncing 'Z.O.M.G.', but also pronouncing 'forest' (with a short 'o' instead of 'or') and 'water' (with an 'aw' instead of short 'o') in such accent.1 Programming with Java and Greenfoot Wombats. The way he normally speaks is rather calm, though his words become bitter if he is angered. Otherwise, he usually speaks assertively, telling clearly about a given situation, raising his voice whenever needed. When confronted with conflict, he is prepared to get defensive, warning anyone threatening him with a cold fight (e.g. He almost never smiles, except in a few cases such as when he interacts with nature (as seen in some of his in-game animations in Bloons TD Battles 2). He has branches growing from his head, and has green growth from his cheeks. He has green hands, a blue body, and has grey feet, a grey stomach, and grey face. He wears leather sandals and has leather wraps around his arms. In promotional art, Obyn appears as his level 1 version in-game.

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