Walmart offers Sandra Boynton's Opposites Board Book for $2.93 $3.57. Choose in-store pickup to cut that to $2.61$3.24 and dodge the $5.99 shipping fee. (Amazon charges the same with free shipping for Prime members.) That's $5 under the lowest shipped price we could find.
Also available is Roger Priddy's Numbers Colors Shapes Board Book for $3.16 $3.39. Opt for in-store pickup to drop the price to $2.81$3.02 and avoid the $5.99 shipping fee. (Amazon charges the same with free shipping for Prime members.) That's about $3 less than you'd pay in other local stores.
Walmart offers Sassy Baby's First Books 4-Pack for $11.99. (Target and Amazon charge the same.) Opt for in-store pickup to dodge the $5.99 shipping charge. That's the lowest price we could find by $3. It includes Love Bug, Baby's Senses, Dotty and Friends, and Cute Bug.