Lisa Hill / Rob Hill
La Terra com a ecosistema
Cadascú té el seu nínxol
La diversitat del planeta
A taula!
Tota la vida del món
L'energia de la vida
El reciclatge
La Terra, un organisme viu
Una cara nova
Un cubell d'escombraries
El planeta està malalt
Vers un canvi global
Ampliació de coneixements
Lance feels very sorry for himself and doesn’t notice the beauty in which he lives. Lance sets sail for a better place and discovers the Happiness Centre of Smile-A-Lot. The animals of Smile-A-Lot help Lance find inner peace by developing thankfulness and gratitude for what he already has. Lance returns home to his friends and beautiful island home with a determination to focus on positivity every day and becomes a very happy tortoise. 3