Building box structures is really, really fun for adults as well as kids. With these plans the fun becomes learning and forges bonds between adults and kids. The Vault includes 17 imaginative project plans for building with cardboard: Lemonade Stand Carnival BoothNativity StablePrincess CarriageStorybook CottageEgyptian PyramidSkyscraperSanta's SleighAstro SpaceshipWild West StableSteam TrainKing's ThroneBarnyard BonanzaMagic CastleFire EngineFridge-Box MazeMoving-Box MazePirate ShipOld world villagAbout the Author: Andy McGrew was nicknamed "Mr. McGroovy" by some fifth grade students his first year teaching elementary art in 1995. Andy enjoyed spending time with his family, trying to grow a business in his garage, and working as a laser technician for a national laboratory. Mr. McGroovy's Box Rivets(TM) was born when his son turned five and needed a backyard castle for his "knight and princess" theme party. Andy and his wife Savanna decided to build it themselves. Andy McGrew passed away in 2012, but his love for creative connections between kids and adults live on with these designs.