Henry and Jessie's middle school robotics team is going to the regional competition! But it seems like someone doesn't want their team to compete. Can the Aldens use their sleuthing skills and what they've learned about robotics to find the culprit and save the day?

 

This book is part of a book series called Boxcar Children Mysteries .

This book has been graded for interest at 8-12 years.

There are 128 pages in this book. This book was published 2018 by Albert Whitman & Company .