If he hasn't already tried it, look into the Dave Gingery series of books on mel...

		phobosanomaly on Oct 7, 2020 \| parent \| context \| favorite \| on: Middle school student achieved nuclear fusion in h... If he hasn't already tried it, look into the Dave Gingery series of books on melting aluminum and casting machine tools. http://www.gingerybooks.com/ A basic sandcasting setup sounds like something your son would be absolutely stoked on.