Knock - Knock.Who's there?Aida.Aida who?Aida lot of sweets, and now I have a tummy ache.The successful Jokiest Joking Joke Book series just got shrunk! Find the cleverest, most hysterical, most laugh - out - loud knock - knock jokes in The Mini Jokiest Joking Knock - Knock Book! All of the best jokes and goofy illustrations from the full - size book are packed into a fun, pocket - sized edition. Featuring hundreds of witty knock - knock jokes for kids, along with clever black - and - white illustrations, it's perfect for hours of fun and games. Mini in size, but giant in fun!.