*The Playskool Institute was established by Lucille King in 1928 as a division of the John Schroeder Lumber Company in Milwaukee, Wisconsin.
In 1943, Playskool bought the J.L. Wright Company, the manufacturer of Lincoln Logs. In 1958, Playskool merged with Holgate Toys, Inc., a wood product manufacturer based in Kane, Pennsylvania. In 1962, they purchased the Halsam Company, a producer of wooden blocks, checkers, dominoes, and construction sets.