Microscopes and Magnifying Lenses - by Janice van Cleave $17.95
Mind-boggling chemistry and biiology experiements you can turn into science fair projects. 20 interesting large print experiements. Ages 7 - 12 yrs.
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Microscopes and Magnifying Lenses - by Janice van Cleave $17.95Mind-boggling chemistry and biiology experiements you can turn into science fair projects. 20 interesting large print experiements. Ages 7 - 12 yrs. |