This story finds three young boys at the Space Academy undergoing the arduous training of Space Cadets, climaxed by a tactical training cruise among the distant worlds of space and a crash landing on Mars. Their desperate adventures on that planet of burning deserts and endless canals end with a thrilling rescue and their triumphant return to the Academy as seasoned veteran spacemen whose adventures will follow in more books to come in this highly thrilling and imaginative series.
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