4 Sliders Achievement in National Geographic Quiz: Wild Life

  • 4 Sliders

     

    20

    Complete a slider in each series.

  • How to unlock 4 Sliders

    When you’re at the main menu go to slider puzzles. You’ll be given the option to choose which series puzzle you want to play with. For this achievement you need to complete a puzzle from each of the series, so you just work your way through them.

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