Find out what it takes to build high into the sky.
Follow each stage of the project...
...and complete the maths exercises to build one of the world's tallest buildings!
We're counting on YOU to do the maths!
HILARY KOLL was a Mathematics Co-ordinator and Maths Teacher in Bracknell primary school and has also worked as a part-time lecturer in Mathematics at the University of Reading. Hilary has more recently turned her attention towards publishing and is now a full-time writer and consultant in mathematics education. She has written over 150 titles for a variety of publishers, including Hodder & Stoughton and QED. STEVE MILLS was a teacher of both both primary and secondary age children before lecturing at the University of Reading in Mathematics Education. Here he worked with both under-graduate and post-graduate students in their preparation for teaching mathematics in schools. During this time he began to write mathematics books for both teachers and children. Steve is now a full-time writer and consultant in Mathematics education and has written over 150 books for a variety of publishers. VLADIMIR ALEKSIC was born in Serbia and Montenegro and has a wealth of illustration experience. His style is often described as 'semi-realistic', as his illustrations have a clear comic book influence. He has worked for clients including DK, where he illustrated Pirate Attack! and Clash of the Gladiators.