I make cardboard furniture

I install air-conditioning systems above your head

I created Clean Up Day

I created a deodorising fabric with coffee grounds

The untouchables I help are no longer destined to clean human excrement

I created the world's simplest toilets

I teach you how to be happy

Our drivers tackle some of Africa's toughest roads to save lives.

I use oyster shells to make paint.

I created the Homeless World Cup

I grow the packaging of the future

I manufacture fabric out of milk leftovers

I offer a roof to millions of people

I offer an inexpensive complete check-up via telephone.

The statues I sculpt weigh only a few grams

Drone presentation - 3D Villa Shamengo

Wipe out malaria with my video game

I save lives with mobile phones

I make edible food packaging

I turn out the lights to show you another world