Marguerite Henry's ponies of Chincoteague. 2, Blue ribbon summer

"Brooke Rhodes is excited to go to sleepaway riding camp for two weeks with her Chincoteague pony, Foxy. However, camp doesn't turn out to be quite as fun as Brooke expected. The other girls all know each other already, and they don't seem interested in bringing a newbie into their group. Besides that, they're all riding tall, fancy, super well-trained show horses--not scruffy young Chincoteague ponies. Then Brooke overhears that this might be th...