Here’s one way to divide up your book list if you want to read them in the order they were written.

Week 1	date	title
1	1938	And to Think That I Saw it On Mulberry Street
2	1938	The 500 Hats of Bartholomew Cubbins
3	1939	The King’s Stilts
4	1939	The Seven Lady Godivas (adult)
5	1940	Horton Hatches The Egg
6	1947	McElligot’s Pool
7	1948	Thidwick The Big-Hearted Moose
8	1950	Gerald McBoing Boing
9	1950	If I Ran The Zoo
10	1954	Horton Hears A Who!
Week 2	date	title
11	1954	Scrambled Egg Super!
12	1955	On Beyond Zebra
13	1956	If I Ran the Circus
14	1957	The Cat in the Hat
15	1957	How the Grinch Stole Christmas
16	1958	Yertle the Turtle & Other Stories
17	1959	Bartholomew and the Oobleck
18	1959	Happy Birthday To You!
19	1960	Green Eggs and Ham
20	1960	One Fish, Two Fish, Red Fish, Blue Fish
Week 3	date	title
21	1961	The Sneetches & Other Stories
22	1961	Ten Apples Up On Top
23	1962	Dr. Seuss’ Sleep Book
24	1963	Dr. Seuss’ ABC Book
25	1963	Hop on Pop
26	1965	Fox in Socks
27	1965	I Had Trouble in Getting to Solla Sollew
28	1965	I Wish I Had Duck Feet
29	1966	The Cat in the Hat Beginner Book – dictionary
30	1966	Come Over to My House
Week 4	date	title
31	1967	The Cat in the Hat Song Book
32	1968	The Cat in the Hat Comes Back
33	1968	The Eye Book
34	1968	The Foot Book
35	1969	I Can Lick 30 Tigers Today!
36	1969	My Book About Me, By Me Myself
37	1970	I Can Draw Myself
38	1970	Mr. Brown Can Moo! Can You?
39	1971	I Can Write
40	1971	The Lorax
Week 5	date	title
41	1972	In A People House
42	1972	Marvin K Mooney Will You Please Go Now?
43	1973	Did I Ever Tell You How Lucky You Are?
44	1973	The Shape of Me and Other Stories
45	1974	Great Day For Up!
46	1974	The Many Mice of Mr. Brice
47	1974	There’s A Wocket In My Pocket
48	1974	Wacky Wednesday
49	1975	Because A Little Bug Went Ka-Choo
50	1975	Oh, The Thinks You Can Think!
Week 6	date	title
51	1975	Would You Rather Be A Bullfrog?
52	1976	The Cat’s Quizzer
53	1976	Hopper Humperdink. . ?Not Him!
54	1977	Please Try to Remember The First of October
55	1978	I Can Read With My Eyes Shut
56	1979	Oh, Say Can You Say?
57	1980	Maybe You Should Fly A Jet? Maybe You Should Be A Vet?
58	1981	The Tooth Book
59	1982	Hunches in Bunches
60	1984	The Butter Battle Book
Week 7	date	title
61	1986	You’re Only Old Once
62	1987	I Am Not Going To Get Up Today
63	1990	Oh, The Places You’ll Go!
64	1991	My Many Colored Days
65	1995	Daisy Head Mayzie
66	1998	Hooray For Diffendoofer Day!
67	2011	The Bippolog Seed and other Lost Stories
68	2014	horton and the kwuggerbug and more lost stories
69	2015	What Pet Should I Get?