A new Coke – level 1

A new Coke – level 2

Some people earn a lot but aren’t rich – level 3

Kenya and plastics – level 3

Sharks in an aquarium – level 3

A new Coke – level 3

Mushrooms help ill people – level 3

Robot fixes railway wires – level 3

Space junk – level 1

Crabs wear plastic shells – level 3

Children and Electronics – level 3