Simplify the following text for a Grade 11 native English-speaking person.
Original: He got a grant ( money to support scholarship ) from the Alexander von Humboldt Foundation , so he went to teach math at the Ruprecht Karl University of Heidelberg from 1978 â `` 1980 .
Simplified: Thanks to a grant from the Alexander von Humboldt Foundation , Rucker taught math at the Ruprecht Karl University of Heidelberg from 1978 â `` 1980 .