In honour of World Book Day's tenth anniversary, ten stories by best-selling writers, including Anthony Horowitz and Nick Arnold, are being produced for children on World Book Day on Thursday priced £1 each.

More than 13 million scholchildren will receive a World Book Day £1 token which can be exchanged for a World Book Day book between February 26 and March 25 or put towards a book or audio book costing £2.99 or more.

The tokens are sponsored by National Book Tokens and redemptions are funded by bookshops across the country. Each £1 book is suitable for a different age range. The ten £1 books are: The Selfish Crocodile Counting Book, by Michael Terry, for children aged up to five, is a sturdy board book to teach every child their numbers from one to ten, with the help of the snappy and ever-popular Selfish Crocodile.

Sharing a Shell Song Book, by Julia Donaldson and Lydia Monks, is for three to five-year-olds.

Join Crab, Blob and Brush in the rock pool for a singsong adventure of sea, shells and friendship. The song is based on the hugely popular picture book Sharing a Shell with lyrics and melody by Julia Donaldson and illustrations by Lydia Monks.

The Tiara Club: Princess Megan and the Magical Tiara is by Vivian French and illustrated by Sarah Gibb (five to eight). In this Princess Megan is so excited about going to the Princess Academy and can't wait to make new friends and wear her special tiara at the ball. But the horrible twins Diamonde and Gruella try to spoil everything.

My Sister's Got A Spoon Up Her Nose is by Jeremy Strong and illustrated by Rowan Clifford (seven to nine). Nicholas's sister has had an accident with a spoon - and it's more dangerous than it sounds. Now his Dad's taking part in the hospital's Three-Mile Challenge - and that means beating the dreaded Mr Tugg. How could one spoon cause so much trouble?

Astrosaurs: Teeth of the T-Rex, by Steve Cole (seven to nine), features Teggs in another addition to a best-selling series. Teggs answers a call for help from a wrecked ship only to fall into a terrible T-Rex trap.

Horrible Science: The Seriously Squishy Science Book, by Nick Arnold and illustrated by Tony De Saulles (seven to 12), is science with the squishy bits left in. The book is part of the popular Horrible Science series.

Diamond Brothers: I Know What You Did Last Wednesday by Anthony Horowitz (nine years and older) has mystery, suspense and jokes colliding in this funny thriller from the Diamond Brothers series by the creator of Alex Rider.

Roman Mysteries: The Code of Romulus, by Caroline Lawrence (nine years and older), has Flavia Gemina trying to prove once and for all that she really is a top-class detective. At first, the thefts at the bakery seems too easy - and too dull - to crack. But the truth eludes everyone.

Vampirates: Dead Deep, by Justin Somper (ten years and older), has Connor Tempest and his pirate buddies in the mood for adventure. So when a mysterious crew offers to teach them to free-dive, they jump at the chance.

Let the Snog Fest Begin, by Louise Rennison (11 years and older), has Georgia sharing her hilarious tips on how to hang on to your luurve god.

The World Book Day £1 Books are also available in Braille. For further details, call 020 823 4833.