“Coxe ends her exploration of short and long vowels with a whimsical look at a unicorn wanting to play the blues. Now buy all ten books in the series! Will Coxe now do a 21-book series for each of the remaining letters in the alphabet? I HOPE SO! Essential.” —Kiss the Book
"This series is just so doggone good. . . . There’s nothing to compare.” —Betsy Bird, Fuse #8, School Library Journal