The educator, Friedrich Froebel, who created the geometric wooden blocks that influenced Frank Lloyd Wright when he was a boy, also created the concept of kindergarten. "Inventing Kindergarten" will feature author, architect and collector Norman Brosterman, who will talk about Froebel's contributions to early childhood education. Author of the award-winning book, Inventing Kindergarten, Brosterman became interested in the history of kindergarten while assembling a renowned collection of antique building block and construction toys. He recently co-founded Kaleidograph Design LLC, makers of the Kaleidograph paper kaleidoscope, pattern design toys, to create and manufacture nature-based toys in the spirit of Friedrich Froebel.?????????? $8, free for educators, Frank Lloyd Wright Trust members and volunteers. Register at http://flwright.org/programs/enrichment1.