1. Inventors and Their Inventions


    from Mr Czarka / Added

    12 Plays / / 0 Comments

    Learn about how inventors design new objects to make life's tasks easier. Inventor Michael Czarka discusses his patent for a mechanical pulley. Now that's Sci-Wiki-Tific!

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    • Exploring Light Refraction


      from Mr Czarka / Added

      26 Plays / / 0 Comments

      Students designed an experiment to learn characteristics of light. Using a prism, flashlight, and white paper for a background, students discovered that, indeed, light can "change" colors. This…

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      • Rainbow Magic


        from Mr Czarka / Added

        15 Plays / / 0 Comments

        Watch and learn some information about light and colors. Then get excited to investigate the properties of light and colors. Finally share what you learn with others! Now that's scientific! Visit…

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        What are Tags?


        Tags are keywords that describe videos. For example, a video of your Hawaiian vacation might be tagged with "Hawaii," "beach," "surfing," and "sunburn."