In which Annie (high school teacher, mother of two young girls and a younger boy) and her aunt Deborah (children's bookseller, mother of two young women in their 20s) discuss children's books and come up with annotated lists.

Non-Fiction Books

Advice:
Best-Ever Big Sister, by Karen Katz
Best-Ever Big Brother, by Karen Katz
I'm a Big Sister, by Joanna Cole
I'm a Big Brother, by Joanna Cole

Animals:
All Pigs are Beautiful, by Dick King-Smith
I Love Guinea Pigs, by Dick King-Smith
My Baby Blue Jays, by John Berendt
Bird, Butterfly, Eel, by James Prosek

Biography:
The Who Was/Who Is? series

Health/Doctors:
Curious George Goes to the Hospital
Going to the Dentist: Usborne First Experiences
Good-Bye Tonsils
Madeline
Stitches
Richard Scarry's What Do People Do All Day?

History:
Dave the Potter: Artist, Poet, Slave, by Laban Carrick Hill, illustrated by Brian Collier
A Street Through Time, by Anne Millard and Steve Noon
Fireboat: The Heroic Adventures of the John J. Harvey, by Maira Kalman
14 Cows for America, by Carmen Agra Deedy
Left for Dead, by Pete Nelson
The Man Who Walked Between the Towers, by Mordecai Gerstein
Right Where You Are Now, by Lisa Montierth, ill. Ashley Burke

Maps:
Into the Unknown: How Great Explorers Found Their Way by Land, Sea, and Air, by Stewart Ross

Sex:
Amazing You: Getting Smart about Your Private Parts
How You Were Born
It's Not the Stork
What's the Big Secret? Talking about Sex with Girls and Boys

Science:
Hurricane, by David Wiesner
The Magic School Bus Inside a Hurricane, by Joanna Cole
Your Fantastic, Elastic Brain: Stretch It, Shape It, by JoAnn Deak

Sports:
You Never Heard of Sandy Koufax?!, by Jonah Winter
No Easy Way: The Story of Ted Williams and the Last .400 Season, by Fred Bowen
Teammates, by Peter Golenbock
The Longest Season, by Cal Ripkin, Jr.
Girl Wonder: A Baseball Story in Nine Innings, by Deborah Hopkinson 
The Unforgettable Season, by Phil Bildner

Travel:
Capital! Washington DC from A to Z by Laura Krauss Melmed

Vehicles:
Usborne Flip Flap Airport