The pick of the weekend’s action:

FRIDAY

Celebrate International Women’s Day at Michelle Obama’s favourite Islington school, with a speech from Shami Chakrabarti, director of human rights group Liberty, from 4pm at Elizabeth Garrett Anderson School, Donegal Street, N1. Call 020 7837 0739.

Start the weekend with Nordic walking sessions for over-55s, from 2pm, at the Drovers Centre, North Road, N7. Costs £2, call 07900 888438.

Enjoy a club dedicated to older gentlemen at Friday Fellas, from 11.30am-4pm, at Sotheby Mews Day Centre, Sotheby Mews, N5. Costs £3.50 (including lunch and an exercise class). Call 020 7226 1421.

SATURDAY

Witness a sponsored kung fu pentathlon putting students’ endurance to the test with five kung fu activities, plus Chinese cooking, a demo and a “push hands” competition to raise money for the Claremont Project, from 2pm at the Claremont Centre, White Lion Street, N1. Call 020 7837 3402.

Saturday night jazz with the Rob Barron Trio, featuring Chris Draper on drums and Darren McCarthy, from 9pm to 11.30pm at Ajani Grill, Hornsey Road, N19. Costs £6, call 020 7272 5566.

Improve your skills at wheelchair basketball sessions, run by qualified coaches, from 3pm-5pm at the Sobell Leisure Centre, Hornsey Road, N7. Free, call 020 7686 8812.

SUNDAY

Discover the hidden history of Gillespie Park from open fields, through the industrial revolution to the present day nature reserve with campaigner Chris Ashby, from 2pm-3.30pm at Gillespie Park, N5. Free, call 020 7527 4374.

Find how to record, edit and loop in a music studio with trained advisers at sessions for 13 to 19-year-olds, from 6.30pm to 9pm at Lift Youth Hub, White Lion Street, N1. Costs 50p, call 07534 413746.

Stay strong at these chi kung classes, every Sunday, from 11am to noon, at Providence Court, Upper Street, N1, on Saturdays from 11.15am-12.30pm and on Fridays from 6.45pm to 7.45pm, at the Unity Church, Upper Street, N1. Call 07973 622240. Classes costs £10 per lesson or £40 for five.