. . "Tree Fort Productions." . . . . "Hard hats and high rises"@en . . . . . . . . . . "Hardhats & high rises"@en . "Hardhats & high rises" . . . . "Hard hats & high rises"@en . . . . . "A fast-moving, captivating story about big trucks and towering cranes. It also provides a good insight into many other aspects of the new building project: architecture, building implosion, concrete making, recycling, trades workers and truck driving. To make it fun for young builders, all of the work on-site is related back to work kids may be involved with in their own art and building classes."@en . "Hardhats and high rises"@en . "Hardhats and high rises" . . . "Juvenile works"@en . "Juvenile works" . . . . . . . . . . . "Motion pictures" . "Motion pictures"@en . .