LITTLE CRITTER Stories, Jokes, Puzzles and Games for Kids. Hi! I'm Little Critter. I live in Critterville. Come in, read my favorite jokes, learn all about me. Stories and sweet fun for kids. From childrens author and illustrator, Mercer Mayer.Library · Readnplay · Stuff to Do · Coloring Book · Videos · About Mercer Mayer Free Printable Mercer Mayer Little Critter Coloring Pages Children can laugh at their own foibles seen in Little Critters antics. Mercer Mayer has also written a series about Little Monster as well. If you love Mercer Mayer’s Little Critter then you will want these free printable coloring pages. Little Critter has his own 24 page free printable coloring book.