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  • 5 Steps to Teaching Inquiry in Your Science Classroom Worried about the inquiry lab requirement of the College Board's AP lab curriculum? Here are some great tips from an educator who's already done it. View »
  • Hydroponics Using a nutrient-rich water solution and a unique, time-tested approach, you can successfully grow plants with no soil. In a hydroponic system, water does the work. Find out more about this fascinating method and the advantages that make it both appealing and effective. View »
  • Measuring pH: Indicators, Paper, and Meters Many activities require pH testing, including chemistry titrations, environmental science water quality testing, and biological processes labs. This article covers tools and techniques. View »
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