Take another look at this BBC Bitesize video. Watch how the man's shadow changes as he approaches the street light and is then directly below it.
This BBC Bitesize video shows how shadows change as the sun appears to move across the sky.
Feeling ambitious? The Life Science Centre has suggestions for crafts involving shadows...
You can make a shadow boat with this Life YouTube video. The instructions are below. (Remember: always ask an adult before you access YouTube)