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Your Safer Source for Science
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Magnetic demonstration models and a hands-on student activity. Samples of an element, a compound, and a mixture may look similar “on the outside,” but when we talk about these concepts with students, we are asking them to see what they look like “on the inside.” We want them to imagine atoms, molecules, and mixtures and notice how they are different.


  • Elements
  • Compounds
  • Mixtures
  • Models