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Although early electric vehicles were commercially available in the 1890s, they were eclipsed within two decades by gasoline cars, which offered longer range and faster refueling. Only after a century of dominance — and growing concern about emissions — did electrics return to the mainstream.

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The daily 10-minute loop

Short, focused, repeatable. The kind of habit that actually moves a SAT score.

  1. 1

    Answer 10 questions

    Pick a section and difficulty, or let us mix it up. Each set takes about 10 minutes.

  2. 2

    Read the explanation

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  3. 3

    Watch your score climb

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