Children's toys, and some elementary lessons in general knowledge which they teach (1877)
Erle, T. W. (Twynihoe William), 1828-1908 · London : C. Kegan Paul · leaf 98
children's toys. 88 not seem to promise well. But one of the commonest and simplest of all toys, which we may notice here, discloses a clue to the problem, and shows that there may be more to discern even in a child's plaything than negligent eyes are apt to observe. … Before you is a wooden ship. Its centre of gravity is at about the middle of its hull. If you set it to rock at the edge of the table, or on this stand, resting it on the pegs which project from the hinder part of the keel, its centre of gravity which does not come perpendicu- larly over its point…
Toys · Science
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
