Memrise

Another useful vocabulary site/app
Memrise.com   Memrise app:  Android    Apple

Guides:

Full-featured sets

TO DO:  
Log in to Memrise.com (using your Google account)
Please join the TTP2017 Memrise Group
Then click on each set below and learn at least a few words.  Then feel free to explore the full-featured set above or browse for others.
TTP Memrise Sets: