What do you call a dinosaur that never gives up?
A tri-tri-triceratops.

Why can't you hear a Pterodactyl using the toilet?
Because the 'p' is silent.

What do you call a palaeontologist who lies around all day?
Lazy bones.

Filled with over 250 dino-mite jokes that will have kids roaring with laughter, from prehistoric LOLs and witty one liners to knock-knock-asaurs and hilarious poop puns. Designed to be easy to read with wonderfully silly illustrations for extra fun, this laugh-out-loud collection will keep jokers entertained for hours.

Also available in the 'Buster Laugh-a-lot' series:
9781780556260 Jokes for Funny Kids: 6 Year Olds
9781780556246 Jokes for Funny Kids: 7 Year Olds
9781780556253 Jokes for Funny Kids: 8 Year Olds
9781780557168 The Jumbo Joke Book for Funny Kids
9781780557083 The Christmas Joke Book for Funny Kids
9781780557847 Animal Jokes for Funny Kids
9781780557854 Knock Knock Jokes for Funny Kids
9781780559087 Silly Jokes for Funny Kids