Product Support
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Care Guide: Elodea Get care instructions for Elodea, including details on housing and feeding, information about the organism, related resources, and FAQs. View »
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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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Learning Progressions Lesson Summaries for STC Middle School™ View »
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Mammalian Kidney Dissection This guide provides general instructions for dissecting mammal kidneys and includes recommended resources. Get the details. View »