The CIMSS/UW-Madison Global and Regional Climate Change course for G6-12 science teachers has been translated to Spanish and is now available online. The translation was done by Juan Botella, a native Spanish speaker who teaches high school science in Madison, WI and a former PolarTREC teacher. Read more about Juan here: http://www.polartrec.com/member/juan-botella
This activity is a way to create a cloud chamber in the classroom. A cloud chamber allows students to view "invisible" alpha particles emitted through nuclear decay. Alpha particles have a long history in nuclear physics--they are a helium nucleus and their emission during nuclear decay was one of the first ways we knew that atomic nuclei could