Big Fish, Little Fish: A Book of Opposites (Bubble Guppies) (Board Book) Go to amazon.com Related posts How to buy the best guppies fish book? FeatureBig Fish Little Fish A Book of Opposites Bubble Guppies Bright Early Board Books tm DescriptionBoys and girls ages 2 to 5 will love learning about opposites in this sturdy board book starring Nickelodeons Bubble Guppies.