R Rene dB New member Dec 18, 2010 #1 I've graduated from school long time ago. I remember nothing. But I'd like to relearn what I was taught in school. Are there any free , easy to understand , step by step courses for math, physics, chemistry etc ?
I've graduated from school long time ago. I remember nothing. But I'd like to relearn what I was taught in school. Are there any free , easy to understand , step by step courses for math, physics, chemistry etc ?
