"Elliot Eisner isn't exactly excited about starting at a brand-new school in a brand-new town; he'd much rather stay at home and read a book. But things take an unexpected turn when he finds out his weird new teacher, Professor Fauna, has planned a field trip for Elliot's very first day. Along with a new friend - brave, outspoken Uchenna Devereaux - Elliot gets caught up in a secret group of adventurers, The Unicorn Rescue Society, whose goal is to...

"A new adventure begins for Elliot and Uchenna when Professor Fauna bursts into their classroom with a frightening report from the Texas-Mexico border: something has completely drained the blood from a cow's body! The team must fly to Laredo, where tempers are running high. Teaming up with local kids Lupita and Mateo--plus their brilliant mother, Dr. Alejandra Cervantes, and her curandero husband, Israel--can the Unicorn Rescue Society save the region's...

When Professor Fauna spots a unicorn horn mounted on the wall of the Schmoke Brothers' living room, the Unicorn Rescue Society heads to the Himalayan mountains of Northern Pakistan to finally see a unicorn themselves.