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Amphibian Reproduction and Development

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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.
  • Video
    Tadpoles to Frogs

    Tadpoles to Frogs

    by Charles Yu //at grade

    Tadpoles to Frogs. An educational video that shows the life cycle of a tadpole (pollywog) to a frog. Hosted by two young boys, Ethan Spencer and Justin Spencer. Courtesy of KDSpencerVideo

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