What is it?
Driverless cars
What is it?
eco-friendly transport
What is it?
Hi-tech clothes
What is it?
Jet packs
What is it?
Rocket-powered bikes
What is it?
Sky trains
What is it?
Teleportation machines
What is it?
Underground houses
What is it?
Virtual teachers
What problem can you see?
Traffic jam
What problem can you see?
Air pollution
What problem can you see?
Water pollution
What problem can you see?
Soil pollution
What problem can you see?
Cutting down trees
What problem can you see?
Growing cities
What problem can you see?
Natural disasters
