Joh explores how Tetra Paks can be upcycled into building and construction materials. Colin makes a watermelon, fennel, mint and pea salad. Adam and Melissa show you the best of Singapore.

Joh and Charlie travel from Cairns to the Cassowary Coast, and learn the importance of the region's environment. Ada shows you how to build your own table. Karen cooks a seed and corn crumbed chicken.