num_pages: 117
description: Are there enemy spies following Professor Bullfinch? Is he working on a secret government invention?Danny and his friends, Joe and Irene, decide they must warn the Professor of possible danger. They track him down to an old barn, where he's hidden his workshop. Once inside all they find is a weird and fascinating machine. Danny tries out one of two levers--but he isn't prepared for what happens next! He and his friends are trapped inside the machine and shrinking fast...
language: English
title: Danny Dunn and the Smallifying Machine
titlecomplete: Danny Dunn and the Smallifying Machine (Danny Dunn, #11)
genres: Fiction, Science Fiction, Adventure, Young Adult, Chapter Books, Childrens, Fantasy
ratings_count: 166
series: Danny Dunn
publisher: Washington Square Press