In the title, an asteroid is used for the letter o in "journey" and a space ship for the letter a in "space".
"Contains maths puzzles and exercises that are designed to accompany the curriculum."--Back cover.
Includes index.
[A maths] journey +<=~±÷ >through< space by Anne Rooney. ISBN 9780750282390. Published by Wayland in 2014. Publication and catalogue information, links to buy online and reader comments.