"Junie B. Jones and some Sneaky Peeky Spying" by Barbara Park

Meet the World’s Funniest Kindergartner—Junie B. Jones! Junie B. is the bestest spier in the world. That’s ’cause she has sneaky feet. And her nose doesn’t whistle when she breathes. But guess what? Junie B. might be real sneaky. And real peeky. But when she spies on Mrs., she could get into real trouble!