Video: Carsten Höller

Before you head to the most entertaining show of the summer, watch Sarfraz Manzoor navigate himself around this enthralling exhibition.

Giant outdoor slides, dream-changing toothpaste, giant mushrooms and flying machines; Sarfraz Manzoor takes on Carsten Höller's interactive maze of mind-altering installations. Get 50% off Carsten Höller: Decision at the Southbank's Hayward Gallery with a National Art Pass, open until 6 September 2015.

"Art Fund" is the operating name of the National Art Collections Fund, a charity registered in England and Wales (209174) and Scotland (SC038331)