Tilting House

"Whaddya say you boys and me take five and poke around a bit?"
"Poke around where?" I asked.
"Around our new house. I'll bet if we look in every nook and cranny, we'll uncover a secret or two."
"A secret?" asked Aaron. "What kind of secret?"
"I don't know." Dad grinned as he struggled to get up from the tilting couch. "A house built with tilting floors has got to have secrets.""
Talking rats
Growth potions
Buried treasure
Brothers Josh and Aaron Peshik are about to discover that their new home with the tilting floors hides many mysteries. When the boys and their neighbor Lola discover the hidden diary of F.T. Tilton, the brilliant but deranged inventor who built the house, they learn a dark secret that may mean disaster for the Peshik family. Can the kids solve the riddles of the tilting house before time runs out?
Mad science, mischief, and mishaps combine in the suspenseful and imaginative tale of "The Tilting House." "From the Hardcover edition.