"READ Fractions in Disguise: A Math Adventure (Charlesbridge Math Adventures)
b Crack the case with George Cornelius Factor in this entertaining math adventure that introduces simplified and reduced fractions with intrigue and humor b When a valuable fraction goes missing, George Cornelius Factor (a.k.a. GCF) vows to track it down. Knowing that the villainous Dr. Brok likes to disguise his ill-go"