You paint the bricks blue?
You can get blue bricks from legoshop.com.You just go to pick a brick.
Glass
Glass! Its a trick question. They want you to say green bricks!
Plants
No one does. This is because you can't trade or mail bricks. Hope this helped!
Glass.
A greenhouse is made out of glass or at least some sort of translucent plastic. (This is a trick question since folks will likely say green bricks.)
A greenhouse is typically made from glass panels or plastic sheets to allow sunlight to enter and warm the interior for plant growth.
Maybe blue is an easy target
All you do is get a cheats book from gamestop.
yellow blue black and red
if u mean on Lego.com mln then first build a water mill module for every 2 clicks you get a blue brick and also grows 10 blue bricks a day then after type in Magaward to be in the magazine club be frineds with max and buy a Lego magazine rank 2 module build it and it will grow 10 bricks and1 for every 1 click.