Here's my list of sophisticated/harder picture books:

Sophisticated Picture Books for Older Kids

The RaftJim LaMarche
Bartholomew and the OobleckDr. Seuss
The 500 Hats of Bartholomew CubbinsDr. Seuss
Yertle the TurtleDr. Seuss
The LoraxDr. Seuss
The Country Bunny and the Little Gold ShoesDuBose Heyward
RoxaboxenBarbara Cooney
Miss RumphiusBarbara Cooney
One Morning in MaineRobert McCloskey
Time of WonderRobert McCloskey
The Wump WorldBill Peet
The Ant and the ElephantBill Peet
No Such ThingsBill Peet
(many other great Bill Peet books)
The Velveteen RabbitMargery Williams Bianco
Miss Nelson is MissingHarry Allard
The Girl Who Loved Wild HorsesPaul Goble
The Egg TreeKatherine Milhous
Alexander And The Terrible, Horrible, No Good, Very Bad DayJudith Viorst
Holly and IvyRumer Godden
EloiseKay Thompson
Cloudy With a Chance of MeatballsJudi Barrett
Two Bad AntsChris Van Allsburg
The Polar Express--Chris Van Allsburg
Insects are My Life and Reptiles are My LifeMegan McDonald
Amos & BorisWilliam Steig
The 13 ClocksJames Thurber
Many MoonsJames Thurber
Dr. Xargle's Book of Earthlets (and other Dr. Xargle books)--Jeanne Willis and Tony Ross
The Stinky Cheese Man--Jon Scieszka
Bently and EggWilliam Joyce
Diary of a Worm (and others in series)Doreen Cronin and Harry Bliss
Scaredy Squirrel (and others in series)Melanie Watt
The Ticky-Tacky DollCynthia Rylant
The Magic Schoolbus seriesJoanna Cole
Three Days on a River in a Red Canoe

Last edited by ultramarina; 01/15/13 06:42 AM.