I make cardboard furniture

I collect your food waste to make compost

I created metro maps for the visually impaired

My cooker lets nothing go to waste

I created the Repair Café

I recharge my phone while getting fit

Drone presentation - 3D Villa Shamengo

I created the children's bank

I reveal the secret life of water

I purify water with solar energy

I transform unsold newspapers into eco-bags.

We're bringing light where the sun doesn't shine

My couriers are deaf and mute

I construct photovoltaic greenhouses to combine green energy with organic farming

My invention revolutionises personal mobility

I detect cataracts with a mobile phone

I turn tilapia leather into designer shoes

I bring electricity off the grid

I help the colour blind see colours

I designed an anti-rockfall textile