The physics are apparently a modified version of Box2D, which I personally have experience with and am embarrassed looking back at my own attempts to work with it after playing Intrusion 2, as I had not ever seen a game use physics like this while managing to still look fairly natural.

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On the main table I noticed what looked like the ragtag remains of some Physics 101 lab experiments: rusted silver balls on different inclines, distressed balloons, a stained funnel, a markered flask, a calcium-speckled Bunsen burner, iron filings and sandpaper, large magnets, and batteries that could have been bought from a Chinese immigrant on the subway.

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