April is for Adventure... In the fourth book of the Calendar Mysteries — an early chapter book mystery series featuring the younger siblings of the A to Z Mysteries detectives — it's springtime in Green Lawn, and Bradley, Brian, Lucy, and Nate are on an Easter egg hunt. They search high and law and find lots of eggs. But soon it's clear that some of the eggs aren't just well hidden. They're gone! Who would steal Easter eggs? It's up to the four kids to crack this "eggs-"cellent case. Parents, teachers, and librarians agree that these highly collectible chapter books are perfect for emerging readers and any kid who loves mysteries!