1. Water For Thought: Life-Changing Design
January 25 to March 23 at Roca London Gallery, Station Court, Townmead Road, SW6 (020 7610 9503; rocalondongallery.com)
Enter the concrete curves of this spectacular showroom designed by Zaha Hadid and touch the surface of one of the eight chic modern hand basins filled with water.
You will activate underwater screens showing videos exploring the plight of the many millions of people who do not have access to safe water for sanitation.
This show is presented by Spanish bathroom company Roca and includes the most innovative designs for accessing, transporting or purifying water in developing countries.
2. Learning In Glass
Feb 22 to April 6 at The Aram Gallery, 110 Drury Lane (thearamgallery.org)
Murano in Venice is famous for its handmade glass, prized by collectors and tourists alike. But here on display are 14 new pieces made with daring modern moulds developed by seven international designers.
3. Listed Property Show
Feb 16 & 17 at Olympia, (lpoc.co.uk). Entry free with advance registration
You don't have to live in a listed property to have a traditional home. Here is a treasure trove of advice and products from more than 100 of the UK's leading experts in restoration.
4. Light Show
Until April 28 at Hayward Gallery, South Bank, SE1 (southbankcentre.co.uk). Tickets £11; concession £9
Be inspired by the power of light to change space, as shown in a dazzling display of artworks from the Sixties to the present day, transforming two floors of the Hayward's cavernous, concrete-walled gallery.
5. E17 Designers Valentine’s Special
This Saturday, 10am-5pm William Morris Gallery, Walthamstow, E17 (e17designers.co.uk; wmgallery.org.uk). Adults £2, children under 16 go free
Celebrating Valentine's Day with idiosyncratic handicrafts are 20 artists offering a "day of ardent shopping" at the refurbished William Morris gallery.