01 U1 Why do people move to new places
02 U2 Why do we make art
03 U3 How should we protect ourselves
04 U4 What makes things move
05 U5 How do inventions change our lives
06 U6 What is a city
07 Word list-U1
08 Word list-U2
09 Word list-U3
10 Word list-U4
11 Word list-U5
12 Word list-U6
13 Word list-Proper nouns
