Bookverdict.com

Gr 4–6—As their circus train barrels headlong to potential doom, Joe and Nancy receive an urgent plea for help from their long-lost parents. Going on a tip from an Einstein-esque mad scientist, the twins learn that the only way to save their family is to find and piece together a Top Secret Robot whose services are crucial to the success of their mission. What follows is a cross-dimensional, time-warping adventure that has the heroes ...Log In or Sign Up to Read More

Compiled by National Children's Book and Literacy Alliance. Eleven-year-old twins receive a desperate plea for help from their long-lost parents. Thus begins a...Log In or Sign Up to Read More