Based on an obscure board game, Tetris was designed for early computers, became a hit on TV consoles, and soared in popularity with handheld devices like the Game Boy. Today it lives on in smartphones, tablets, and laptops. All this despite the fact that it has no superhero to merchandise and no story to dramatize. Ackerman explains how a Soviet programmer named Alexey Pajitnov was struck with inspiration as a teenager, then meticulously worked for years to bring the game he had envisioned to life.