They surge ahead, rushing toward — OH NO! — the wide hungry mouth of a grand canyon that claims half the racers. And this is only the beginning.
More dangers lie ahead, waiting to divide the group once, twice, three times, and more.
Will there be anyone left to cross the finish line?
***
This book is a part of Kate’s Homeschool Math Help Fourth Grade Math with Confidence picture book list.
All other math titles from her lists can be viewed here.
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