Polymers - Making Fluorescent Worms Classroom Kit YGroup_molecularmodelingkits This powerful laser emits a
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Polymers Making Fluorescent Worms Classroom Kit YGroup_molecularmodelingkits This powerful laser emits a This powerful laser emits a beam at a frequency of 650nm up to 500 yds away Experiment at two levels with the innovative Lever watch the worms form and green under black light
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