For quantum gravity specialist and author Lee Smolin, Albert Einstein’s greatest strength didn’t lie in numbers.

Get your fill of pi (videos) to celebrate Pi Day, including great short videos from Hank Green, James Grime, Veritasium and Physics Girl, Matt Parker, and (of course) Perimeter Institute.

*What do you get when 11 of Canada’s top science organizations go back to high school for a day? One amazing and inspiring experience.*