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Douglas J. Llewellyn

Llewellyn, Douglas

Douglass Llewellyn frequently speaks at state and national conferences on inquiry- and argument-based teaching, constructivist learning, and science leadership. Invite him to your school or district to learn more about the central roles inquiry and argumentation play in helping students achieve scientific literacy.

Areas of expertise
  • Inquiry- & Argument-Based Teaching in the Science Classroom
  • Differentiating Science Instruction
  • Implementing the Next Generation Science Standards


  • Inquire Within: This seminar helps you engage students in inquiry-based explorations where students analyze findings of an investigation, then justify and defend their claims with scientific evidence.