9
no there has been many rumours but Lego said there is no plans for a Lego halo game
Yes, many Lego minifigures and pieces only are produced in one set, sometimes discontinued, making them very rare.
Lego makes about that many a year there have been about 500 or more.
2
a lot
There are billions of Lego in the world, and each person is equivalent to 60 Lego bricks!
a trillion
There Are Many Lego Men but not many Lego Women
Twelve Star Wars Lego Sets have been produced for seven series of Star Wars show. The seven series of the Star Wars show mentioned are The Phantom Menace, Attack of The Clones, Revenge of The Sith, A New Hope, The Empire Strikes Back, Return of the Jedi and The Clone Wars.
5
4 cells have been produced at the end of meiosis
There are (excluding colour variations) currently 6448 different molds used in the production of Lego bricks Lego bricks have been used for more than just toys as we all know. Artist have been inspired to create works in the plastic medium for many years. Many of the best works can be seen at legoland in Windsor UK.