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Environmental, Earth and Space Science

  • Sand Dune Erosion in a Box Top This activity for elementary and middle school students demonstrates the concept and effects of erosion simply and inexpensively using found materials. View »
  • Solar Cell Misconceptions All of your students have seen photovoltaic solar cells used in a variety of ways; however, students may have misconceptions in understanding what influences solar cell output. This activity sets the record straight and explores how ambient temperature and the angle of illumination can affect solar cell output in volts. View »
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