Resources
Apps
Mo' Rhythm (iOS only) https://www.monettemarino.com/apps/
Any metronome app. I’m fond of Click for it’s visuals and Pro Metronome for its customizability.
Live BPM - displays the tempo in real time of any piece of music
Tutorial Videos
Howcast How to Play African Drums
Well produced, with patient and friendly teachers, and transcripts provided
http://www.howcast.com/guides/1118-how-to-play-african-drums/
Websites
Eric Charry has a very good history of the djembe at http://echarry.web.wesleyan.edu/jembearticle/article.html.
Oblique Strategies: a set of cards famously written by Brian Eno to jumpstart creativity in the studio. This website has photos of many of the original handwritten cards, which adds to their charm
Books
Whole Person Drumming: Your Journey Into Rhythm, by Zorina Wolf (2015, paperback and ebook versions)
Mamady Keita, A Life for the Djembe, transcribed by Uschi Billmeier (1999, Arun). The bible of djembe playing, by one of the masters. Out of print, rare, and used copies are often outrageously expensive. But If you can find a copy for a decent price, snatch it up.
Drum Circle Spirit, by Arthur Hull (1998, Mel Bay)
The Djembe Owner’s Manual, by Skip Tarrant (2013, Kindle)
Drum Circle Leadership: Learn To Create and Lead Your Own Transformational Drum Circles by Jim Donovan (2015, Kindle)
A Practical Guide To Hand Drumming and Drum Circles, by Shannon Ratigan (2009, Kindle)
Recordings
Traditional
Mamady Keita & Sewa Kan, Wassolon - Percussions Malinke (1989)
Ensemble du Rhythm, Dahui (2003)
Babatunde Olatunji. Drums of Passion (1959)
Pop-influenced
Babatunde Olatunji. Circle of Drums (2005)
Nyanyo Addo, He's In Trance Now (1997)