bubble sphere is easy if you have three minutes.
also, why is color coded on here? it's just popping the bubbles that are near you, then popping the bubbles that you gain access to when popping the bubbles. wash, rinse, repeat, done. (colour-coded is harder though, but this one is pretty easy.)

  Treazer, Bubble sphere is hard when someone don't know the formula! xD

  Circulatory?

  Industrial dream and bubble sphere are eaasyy...

  Why Bomb Race is here? It's not very hard

  Bubble Sphere is hard???

Oh yeah... XD

Shouldn't Smart Bloons be on here?

  Wow, 2 of my levels are on here!