The only good toys that I know of are meccano and Primus, but there is much need for constructive toys for younger children.
"A Dominie in Doubt"
A. S. Neill
Such prepared constructive materials as meccano-and a great mass of raw material for construction, generally termed "waste."
"The Child Under Eight"
E.R. Murray and Henrietta Brown Smith
During the months following your guardianship, you successively removed the books that James Holden was fond of reading, replaced his advanced meccano set with a set of modular blocks, exchanged his oil-painting equipment for a child's coloring books and standard crayolas, and in general you removed everything interesting to a child with known superiority of intellect?
"The Fourth R"
George Oliver Smith