■ Brendan Cauchi, kindergarten:
"I like to play in a clean playground."
■ Antonina Zampogna, year 4:
"We have animals that come on to the school yard. It's important to keep it clean so they don't get sick."
■ Taylor Novaretty, year 6:
"If you pick up your rubbish after every class, it helps keep our environment clean."
■ Patrick Burkitt, year 1:
"We really like it here and we don't want it to get messy."