Academy Sports offers the Crocs Kids' Swiftwater Clogs in Electric Blue/Tangerine for $14.98 with free shipping. Excluding the below mention, that's the lowest total price we could find by $4. They're available in kids' whole sizes from 7 to 12 and in juniors' whole sizes 2 and 3.

Of note, Amazon has them in kids' size 11 in Raspberry/Coral for $11.16 with free shipping for Prime members.