Here is the list as presented by Entertainment Weekly. Note: The print article has the byline "by Chris Lee" while website says "by EW staff."
If the title is italicized, then I've read it.
If the title is bold and italicized, then I strongly recommend it.
Madeline by Ludwig Bemelmans
Green Eggs and Ham by Dr. Seuss
Where the Wild Things Are by Maurice Sendak
Bread and Jam for Frances by Russell Hoban - All of the Frances books are cute. My favorite Hoban story is Emmet Otter's Jug-Band Christmas.
Strega Nona by Tomi dePaola
The Polar Express by Chris Van Allsburg - This story is special to me.
The Mitten by Jan Brett
Library Lion by Michelle Knudsen
The Lion & the Mouse by Jerry Pinkey
The Story of Babar by Jean de Brunhoff
Charlotte's Web by E.B. White
The Ramona series by Beverly Cleary - I have read every single Ramona book, and all of the books that take places on Klickitat Street!
A Bear Called Paddington by Michael Bond
Sylvester and the Magic Pebble by William Steig - Very precious to me.
Tar Beach by Faith Ringgold
The Magic Tree House series by Mary Pope Osborne - I've only read a few
The Arrival by Shaun Tan - I think this is the wrong category for this book; it is a wordless graphic novel, and Tan himself differentiates it from children's picture books
Diary of a Wimpy Kid by Jeff Kinney - I've only read a few
The Black Stallion by Walter Farley
All-of-a-Kind Family by Sydney Taylor - Wonderful books!
The Borrowers by Mary Norton
Island of the Blue Dolphins by Scott O'Dell
James and the Giant Peach by Roald Dahl - I prefer Charlie and the Chocolate Factory.
The Phantom Tollbooth by Norton Juster - So awesome.
Where the Red Fern Grows by Wilson Rawls
D'Aulaires' Book of Greek Myths by Ingrid & Edgar D'Aulaire
Harriet the Spy by Louise Fitzhugh
From the Mixed-up Files of Mrs. Basil E. Frankweiler by E.L. Konigsburg
Are You There, God? It's Me, Margaret. by Judy Blume
Roll of Thunder, Hear My Cry by Mildred D. Taylor
The Adventures of Captain Underpants by Dav Pilkey
Holes by Louis Sachar
Bud, Not Buddy by Christopher Paul Curtis
A Series of Unfortunate Events by Lemony Snicket - I've only read a few
The Tale of Despereaux by Kate DiCamillo
One Crazy Summer by Rita Williams-Garcia
Wonder by R.J. Palacio
The Lion, the Witch and the Wardrobe by C.S. Lewis - My favorite in the series
A Wrinkle in Time by Madeleine L'Engle
The Outsiders by S.E. Hinton
Bridge to Terabithia by Katherine Paterson - Tears.
The Giver by Lois Lowry - So much better that the companion books that followed it.
The Harry Potter series by J.K. Rowling
Monster by Walter Dean Myers
Esperanza Rising by Pam Munoz Ryan
The Sisterhood of the Traveling Pants by Ann Brashares
The Book Thief by Markus Zusak - TEARS.
The Hunger Games by Suzanne Collins
Smile by Raina Telgemeier
The Fault in Our Stars by John Green - I prefer Looking for Alaska.
See the article/list in image form at Dave Roman's Tumblr or click through the gallery at the Entertainment Weekly website.
Want to check out my top book picks for kids? Here you go:
So You Want to Read YA?
Middle School Must-Haves
Funny Fiction for Kids
Favorite Picture Books
Favorite Beginning Readers
Coming-of-Age Novels aka Bildungsromans
Tough Issues for Teens
...and all of my booklists plus my best of lists, which I post once a month and once a year.