Why You Need a Passport When You're Going to Puke Other Books in This Series

Do Igloos Have Loos? Do Igloos Have Loos?
Do Igloos Have Loos?
2012
On Your Farts, Get Set, Go! On Your Farts, Get Set, Go!
On Your Farts, Get Set, Go!
2011
How to Avoid a Wombat's Bum How to Avoid a Wombat's Bum
How to Avoid a Wombat's Bum
2012
Why Eating Bogeys is Good for You Why Eating Bogeys is Good for You
Why Eating Bogeys is Good for You
2012
How Much Poo Does an Elephant Do? How Much Poo Does an Elephant Do?
How Much Poo Does an Elephant Do?
2012
Why Do Farts Smell Like Rotten Eggs? Why Do Farts Smell Like Rotten Eggs?
Why Do Farts Smell Like Rotten Eggs?
2012
Why Does Ear Wax Taste So Gross? Why Does Ear Wax Taste So Gross?
Why Does Ear Wax Taste So Gross?
2010