In this link you will find a great amount of english exercises that will help you improve your language level. You can find videos, audios and writing excercises.
The pupose of this excercise is to learn and practice the colors.
Take a look at this excercise: Listen to this audio:
1. Try to write the colors you heard.
2. Find out what is your mother and your father's favorite color.
Now watch this video:
1. What colors do you see?
2.What animals are red?
3.What vegetable is orange?
4.What animal is green?
5.What fruit is purple?