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Science Demonstrations

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Demonstrations make science come alive for students and helps them process and assimilate the concepts presented. Learning CTR Online loves to create and publish labs and activities that demonstrate scientific principles and content.

  1. Click on the desired Course or theme for specific links (below).

  2. These demonstrations are copyrighted to Learning CTR Online, but are available to your use as an educator.

  • Hover over the Course Boxes below and view video files.






Physical Science


Demos & Tutorials

Craig T. Riesen

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  • Biology

  • Chemistry

  • Physics

  • General Science 7-12

  • Basic Administation K-12

  • Online Instructor

30+ years Teaching Experience

  • Public Schools (26+yr)

  • Online (7+yr)

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