Mary had a Little Lamb, but now Little Lamb is lost. Dora and Boots jump into a big book of Nursery Rhymes to bring Little Lamb back to her best friend, Mary.

Dora and Boots needs to rescue 3 friends. However, Boots, Baby Jaguar, and Isa freak out when they see something dangerous, so Dora teaches them to take deep breaths to calm down. Dora and Boots ...

Mary had a Little Lamb, but now Little Lamb is lost. Dora and Boots jump into a big book of Nursery Rhymes to bring Little Lamb back to her best friend, Mary.