John Harrison, an English clockmaker and inventor of measuring longitude.
James Watt, a Scottish engineer who improved the steam engine by Newcomen.
Antoine-Laurent de Lavoisier, a French chemist who identified hydrogen and oxygen.
Caroline Herschel, a German astronomer who worked on the classifying of stars.
Charles Babbage, an English engineer and inventor of the first mechanical computers.
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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