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An epic battle is taking place right before our very eyes, noses, ears and mouths! And help is on the way from an unlikely but lovable source. What is this source? Meet Toto, your average boy who takes an extraordinary journey to unpack the fascinating world of viruses, parasites, bacteria and mold! Become a germs expert and triumph! To learn more about each set and the books in them, click here: Set 1 and Set 2!
Toto Enters the Virus Universe
The Battle of the Viruses
Toto Enters the Parasite Universe
The Battle of the Parasite King
Toto Enters the Bacteria Universe
The Ultimate Battle of Bacteria
The Battle of the Alien Fungi
Toto, the Fungi Hero