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Electronic Device

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
  • Real World Application
    Tattoos You Can Use

    Tattoos You Can Use

    by CK-12 //basic

    Lean how "electronic tattoos" may someday be applied to the skin to monitor body functions and stimulate muscles.

  • Real World Application
    War of the Currents

    War of the Currents

    by CK-12 //basic

    Find out how the U.S. electrical grid came to carry alternating current and why direct current might make more sense today.

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