Alexander Fleming, a Scottish biologist who discovered penicillin.
Sigmund Freud, an Austrian physician who tried to understand human emotions.
Albert Einstein, a German physicist famous for his "theory of relativity".
Otto Hahn, a German chemist who discovered nuclear fission.
Marie Curie, a Pole who discovered radiation and its use in the field of X-ray.
Look at the pictures in the left hand column.
Look at the text in the right hand column.
Drag the text from the right hand column into the central column next to the picture with which it connects.
A change of background colour to yellow means that the answer is correct.
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