Do both Galeb and Grundy NewBrain involve computers?
Galeb (computer) Galeb (en. "Seagull") was an 8-bit computer developed by the PEL Varaždin company in Yugoslavia in the early 1980s. A grand total of 250 were produced by the end of the summer of 1984, before being replaced by Orao.
Mad About Physics Mad about Physics: Brainteasers, Paradoxes, and Curiosities by Christopher Jargodzki and Franklin Potter (2001, published by John Wiley and Sons) is a book containing 397 puzzles and their solutions. The book covers information on mechanics, electricity, magnetism, and optics, as well as the physics of sports, space exploration, and astronomy. "Mad about Physics" has been translated into seven languages, including German, Greek, Japanese, and Chinese. As of 2013, "Mad about Physics" is in its 10th reprinting.