The Dr Seuss Board Book – There's a Wocket in My Pocket!is on sale $2.79 at Amazon right now. That's 44% off the list price of $4.99!
I spotted a couple more that were 50% (or close to it) off as well:
Hand, Hand, Fingers, Thumb – $2.50 (reg $4.99)
Dr. Seuss's ABC: An Amazing Alphabet Book! – $3.00 (reg $4.99)
Are You My Mother? – $2.85 (reg $4.99)
Shipping is free with Amazon Prime or if you spend enough to get free economy shipping (usually $25 or $35).
See all posted Amazon book deals! Remember, Amazon prices flip fast. If you see something you like at a price that works for you, you may want to buy it in case the cost goes up.