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THAMES & KOSMOS® Physics Workshop - Modern School Supplies, Inc.

THAMES & KOSMOS® Physics Workshop

Sale price $46.71 Regular price $54.95 Save $8.24
THAMES & KOSMOS® Physics Pro 2.0 Experiment Kit - Modern School Supplies, Inc.

THAMES & KOSMOS® Physics Pro 2.0 Experiment Kit

Sale price $84.96 Regular price $99.95 Save $14.99
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