Book (level... - Alfred's Basic Piano Course. Theory
Alfred's Basic Piano Course Theory Books are essential, activity-based resources designed to reinforce concepts from the corresponding Lesson Books for beginner pianists. The series covers levels 1A through 3, focusing on musical understanding through games, puzzles, and interval-based learning, making it ideal for young beginners. You can purchase these books on Amazon or Ubuy . Alfred's Basic Piano Library Theory, Bk 1A - Amazon.com
That looks nice from my armchair a had to look twice before a could figure out for the route .
You could get the route-choices calculations fort the sprint set by the course setter Lucas Basset as well as those for the sprint relay set by Isia on the website :
http://www.asul-sportsnature.fr/evenements/cdl-sprint-2018