Tuesday: Is it time for a digital detox? Find out at the LSE public lecture at Houghton Street from 6.30pm (free, first come, first served).
Thursday: The London A Cappella Festival kicks off at Kings Place with free foyer events from 6.30pm (more on Saturday and Sunday).
Book for a place on a Sew Good workshop at TRAID Camden (free).
Get a Comedy Back Rub upstairs at the Camden Head with a night of sketch and character comedy from Christmas for Two, Totally Tom, Pappys & Oyster Eyes (£1).
Go to the launch of East End Street Scenes exhibition at Tower Hamlets Local History Library and Archives, E1 from 6-8pm (free).
Friday: The Canary Wharf Ice Sculpting Festival begins with two-days of chainsaw wielding, icy artistic action across Montgomery Square, Canada Square Park and Jubilee Place Shopping Mall (free).
Get a taste of the Brandenburg Spring Choral Festival with an open concert at National Portrait Gallery showcasing the English Choral Tradition from 6.30pm (free).
There are also lots of other Free Things To Do In London.