PDF Download. 35 pages.

To listen to all the pieces -
https://www.youtube.com/playlist?list=PLK-yneWmPam1bqyzNuXvvBf3RE4QbDvRL

This is a great educational resource to teach triads and chord progressions,
or for 'own choice'in exams.
It has 14 progressive pieces ranging from elementary to intermediate level.
They are in pop, classical or minimalist styles.

CONTENTS
Happy Triads
Chirpy Triads
Happy-Go-Lucky Triads
Castaway Triads
Tidy Triads
Lost In The Mist
Insistent Triads
Tarantella Triads
Sad Triads
Interrupting Triads
Fast Triads
Abandoned
Sunshine In Paris
Immensity