A free offline iPhone number-bond game built around making ten.
Number Beasts: Bond Lab is a free offline math puzzle game for iPhone and iPad from Honest Little Apps. Aim numbered shots and combine values to make ten in the Bond Lab, then try the Daily Lab or the separate arcade Adventure. The official site describes 45 Bond Lab puzzles and a 36-level Adventure. It lists no ads, accounts or in-app purchases. The game offers practice with number combinations; no academic improvement is promised. Its website includes a browser preview and an App Store download link.
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