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Science physics formula e=mc2, Theory of relativity composed with colored and carved stones
School board (formulas on the physicist) on a white background.
Back to school.
The calculation for mass energy equivalence ist standing on a chalkboard, physic formular
Einstein's Equation adapted to coffee power with creative stones over green sand
blackboard in the classroom
Formulas on the physicist written by a chalk on a school board.
Back to school.
Smiling children standing in front of a chalkboard with Einstein's famous equation
