step: step (interactive physics simulator)
step:
step: Step is an interactive physical simulator.
step: It works like this: you place some bodies on the scene, add some
step: forces such as gravity or springs, then click "Simulate" and Step
step: shows you how your scene will evolve according to the laws of physics.
step: With Step you can not only learn but feel how physics works !
step:
step: For more information, visit:  http://edu.kde.org/
step:
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