Mark and Lauren get the help of experts to design dream dens for children. The team give 11-year-old Soibi a fantastic journalism den where she can write news reports with no interruptions from her three-year-old sister.

Mark and Lauren get the help of experts to design dream dens for children. The team look back at all the amazing dens built throughout the series and reminisce about the great kids, the tense surprises, and the big reveals.

The presenters look back at some of our amazing dens from series one and two, seeing how they have been enjoyed and finding out how they changed the lives of the young Dengineers. Lauren revisits the survival, art, Hollywood cinema and DJ dens.