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Ob-Scertainer Kit. (Experimental Design).

Ob-Scertainer Kit. (Experimental Design).

Ob-Scertainer Kit. (Experimental Design).

For 24 students - reusable
This well conceived kit teaches several aspects of scientific method, including experimental design, using a model to
explain indirect observation, testing a hypothesis and drawing conclusions. Activities are suitable for all science curriculums and can be finished in one lab period. Includes: 50 student worksheets, 24 steel balls, various molded parts.



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