Catching Kendama
Tadashi's back (for the final video in this mini series) demonstrating the Kendama and some angular momentum.
Tadashi Tokieda will be back on Numberphile soon.
Here's a playlist of his videos: http://bit.ly/tadashi_vids
Kendama also known as bilboquet or boliche or bolero.
Video by Brady Haran and Pete McPartlan (animations by Pete)
More physics at Sixty Symbols: https://www.youtube.com/user/sixtysymbols