Eight-year-old Oscar has lived most of his life in the Australian outback where he had an amazing time dirt biking, camping and playing outside. He and his family moved to Ayr a few years ago and while he has made good friends and likes living there, he misses his old outback life. He wants an Australia den so he can remember his hometown and where he can share his memories with his new friends.

Joe and Lauren get the help of experts to design dream dens for children. Eleven-year-old Amelie loves history and wants to be a royal historian when she's older. Her hero is Queen Victoria, a strong and determined woman who inspires Amelie every day. She wants a Queen Victoria den where she can travel back in time to live like the Victorians and pass on her love of history to her friends.

Eleven-year-old Yusuf has hemiplegia, which means he has a weakness down one side of his body. But he doesn't let it stop him doing what he loves, computer coding. He also dreams of being in the army and hopes to one day bring these two loves together to become an army intelligence officer. Yusuf needs an Army Coding Den where he can code to his heart's content and make his army dreams come true.