Invalid Tangram DE 1.2

Invalid Tangram is a graphing calculator arcade game, a cross between Space Invaders and Tetris. It’s a port of a popular PC game by the same name written by Josh Szepietowski.

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Christopher Mitchell, Ph.D.

Founder & CEO of Geopipe, CS Ph.D., founder Cemetech, hardware and software hacker, distributed systems guru, lover of trains.

Cofounder and CEO, Geopipe

New York, NY, USA