Interested in the joy of science more than remuneration, however, Gilbert created the Atomic Energy Lab U-238 - with the help of MIT's able faculty. The toy was made to de-mystify the perils of nuclear energy and to encourage the understanding of chemistry, physics and nuclear science - ultimately helping kids (and adults) become more open to the possibilities these disciplines offer.
Reminds me of the ant farm kinda toys I had as a kid. I guess with the advent of video games not much demand for that sort of thing anymore. Well, maybe a meth lab kit