you can't
you can't. that's only on alchemic for iphone.
bacteria and water
Alien = Mutating Bacteria + Amphibians
how to make a sword in little alchemy
Bacteria reptiles
Bat+alien
you get human and pole
alien+metals+battery
How do you make axe on little alchemy? blade+wood
Lizard+mutant(ninja turtle)
How do you make aquarium on little alchemy? water+glass
One can find the answer to this question on how to make a tiger in Little Alchemy on the Little Alchemy forums. One might also find some FAQs for this game.