Analysis of information sources in references of the Wikipedia article "California Science Center" in English language version.
Arguably, the signature example of their efforts for IBM was Mathematica, the first interactive exhibit to make math its subject. Planning a new science wing to debut in 1961, the California Museum of Science and Industry in Los Angeles asked IBM for a contribution. The company turned to the Eameses, who designed a display that, in the words of Charles Eames, would "let the fun [of math and science] out of the bag."
Historical Notes The State Exposition Building, designed by William D. Coates, Jr., state architect, and N. Ellery, state engineer, opened in 1912 and housed simple, agriculturally based displays of natural resources and industrial products from across the state.*
Arguably, the signature example of their efforts for IBM was Mathematica, the first interactive exhibit to make math its subject. Planning a new science wing to debut in 1961, the California Museum of Science and Industry in Los Angeles asked IBM for a contribution. The company turned to the Eameses, who designed a display that, in the words of Charles Eames, would "let the fun [of math and science] out of the bag."