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S10 · Not started

Bucket rule

Beginning + In − Out = Ending

  1. Lesson

    Short cards with tiny examples. Unlocks Guided.

  2. Guided

    Get 4 of the last 5 right on the level before to unlock.

  3. Practice

    Get 4 of the last 5 right on the level before to unlock.

  4. Challenge

    Get 4 of the last 5 right on the level before to unlock.

  5. Boss Round

    Get 4 of the last 5 right on the level before to unlock.