Jenny's school subjects

123456789
Across
  1. 5. When was World war two?
  2. 6. What is the capital of France?
  3. 8. What is water made of?
  4. 9. What is a trombone?
Down
  1. 1. When do you use capital letters?
  2. 2. How do plants grow?
  3. 3. What is gravity?
  4. 4. 1+1 = ?
  5. 7. Who painted the Mona Lisa?