The Boxes - Marco's Millions, Bk 2 Author:William Sleator Annie's Uncle Marco goes on one of his mysterious trips, leaving her in charge of two sealed boxes on one condition: she must not open either one while he is away. — But she is tempted... and soon she has unleashed the unspeakable. The creatures inside the box are crab-like and grotesque. And they possess a power Annie could never have imagin... more »ed: the power to transmute time.« less
4th through 6th grade is an awesome book about 2 boxes that together slow down time, and speed it up. A nice book for kids who have trouble learning about consequences.