For example:

Gareth Malone?s Great British Home Chorus – record your best singing voice and share with the nation www.greatbritishhomechorus.com

Carole-Anne Barr on Facebook: Fitsteps Tues & Fri 6.30pm, Body Conditioning Thurs 6.30pm

Have a look at Reed, Alison, the Open University: Open Learn and Future Learn for free online courses and learning