Walmart discounts a selection of Dr. Seuss books, with prices starting from $2.88. Opt for in-store pickup to avoid the $4.97 shipping charge. A couple of best bets:

• Oh, the Thinks You Can Think! Hardcover Book for $2.88 (pictured, low by $2)
• The Big Green Book of Beginner Books Hardcover Book for $10 (same at Amazon, low by $4)