'(<a href="http://www.j-archive.com/media/2010-04-02_DJ_19.wmv">Sarah of the Clue Crew reports from the Netherlands.</a>)  The spinning blades on a windmill are called these, & they work on the same principle as those on a boat'
sails
WORDS AND THEIR MEANINGS: The spinning blades on a windmill are called these, & they work on the same principle as those on a boat
The spinning blades on a windmill are called these, & they work on the same principle as those on a boat
The spinning blades on a windmill are called these, & they work on the same principle as those on a boat
WORDS AND THEIR MEANINGS
sails
WORDS AND THEIR MEANINGS