Brian P. Cleary 
"Super-Hungry Mice Eat Onions" and Other Painless Tricks for Memorizing Geography Facts 

How in the world will you memorize everything you need to know for your next geography test? Brian P. Cleary can help! He’s made up acronyms, poems, riddles, songs, and more to help those tricky geography facts stick in your brain. And better yet, this book will give you ideas for how you can create your very own painless memory tricks.