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Alfred B. Nobel Prizes in Chemistry - WinnersChemical Physical and Nuclear Changes Quiz - Test Your Gener...Phases and Phase Changes Quiz - Test Your General Chemistry ...Periodic Table of the Elements - Niobium or ColumbiumMetal Quiz
Matches & Phosphorus The history of friction matches dovetails with the discovery and...Science Fair Project Resources It's that time of year again! My e-mail inbox is...Chemistry Activities for Kids Free weekly e-course! Are you ready for kid-friendly chemistry activities...Let's Make Lichtenberg Figures Lichtenberg figures are fern-like branching structures formed from high-voltage discharges...