Mercer Mayer’s Little Critter has made quite the mess in this classic, funny, and heartwarming book. Whether he’s shoving junk under the bed, cramming toys

The three billy goats outsmart the hungry troll who lives under the bridge.

One night, when Ethan reaches under his bed for a toy truck, he finds this note instead: "Monsters! Meet here for final test." Ethan is sure his parents are try