Proud to be a Railroad Man
by Zig and Nathan Engelmann
When I was 16, I spent the summer working for the Pennsylvania Railroad in Indiana. I was a "common" laborer, known as a gandy dancer.
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Kindergarteners Showing Off Their Math Skills 1966 Uncut demonstration of at-risk children who were taught math by Zig Engelmann as four year olds and five year olds. The session was filmed in front of a class of college students in August with no rehearsal. Children work addition, subtraction, multiplication, division problems, basic algebra problems, fraction problems, area problems, factoring, and simple simultaneous equations.