Maeve and Harper follow in the footsteps of 1850s Lutheran refugee Thekla Staude, trekking 26 kilometres along bush tracks to take their homemade produce to market in Adelaide.
Ezekiel and Nathaniel guide a camel train through Australia's harsh desert country following the route taken in the early 1900s by teenage Afghan Aboriginal cameleer, William Satour.
Charli and Matthew attempt to master the moves that won their coach, world champion artistic rollerskater Tammy Bryant, the 1989 Artistic Rollerskating Championship when she was only 12 years old.
Caitlyn and Stella learn the ropes on board the three-masted sailing ship the "James Craig" in an attempt to match 1912 sailor Douglas Bull's seamanship skills.