A chess tournament 17 April on Řežáčovo náměstí and in the little park on Tusarova will determine who is Prague 7’s Chess King (or Queen). Player registration at both sites is at 3:30pm. The winner will be declared at Řežáčovo náměstí at 6pm.

Volunteers for cleaning up Prague 7 as part of Clean Up the World, Clean up Czech Republic will meet on 6 April at 9am on Strossmayerovo náměstí. www.uklidmecesko.cz

Town Hall cordially invites you to a spring concert of compositions by Bohuslav Martinů 30 April from 7.30pm at the St Anthony Church. Free entry.

The Prague 7 House of Children and Youth will be welcoming spring 7 April from 1pm to 5pm with such activities as weaving a willow switch or riding go-karts. Free entry. www.ddmpraha7.cz

The new Botanicula community garden at the Přístav 7 cultural centre on Jankovcova is looking for gardeners. Info: Markéta Kráčalíková, email: marketa.kracalikova@elpida.cz, tel.: 773 332 301. www.pristav7.cz

On 27 April from 10am to 5pm you can get information about herbs, seedlings and seeds on the Herb Day at the National Museum of Agriculture. Entrance is CZK 50 for the whole museum. www.nzm.cz