Explanations :

• look, see or watch : Explanations and Examples (englisch-hilfen.de)
  - with an interactive exercise

• Look, see, watch - What's the difference ? (BBC)

• look (answers.com)

• see (answers.com)

• watch (answers.com)

Flashcards, Cliparts and Photos :

INTERACTIVE activities :

• look, see or watch - exercise (englisch-hilfen.de)

• Look, See & Watch - interactive (Using English)

• Look, See or Watch. (a4esl)

• see, watch, look at (madridteacher.com)
  
  
• Look At - Look For - Look After : interactive exercise (a4esl)

Activities TO PRINT :

• Look at (bogglesworldesl.com)
  
  

• Look, See and Watch Exercise at Auto-English (perso.wanadoo.es)
  - with answers

PROVERBS and IDIOMS :

• See the light (oels.byu.edu)
  
  

• Eye, Ear and Nose Idioms - with explanations and interactive quizzes (idiomconnection.com)
  - catch one`s eye
  - eyes pop out
  - get the eye
  - give someone the eye
  - have eyes only for
  - keep an eye on
  - make eyes at
  - stars in one`s eyes...

Cartoons :

• I can see your belly button (toothpastefordinner.com)