|"The Crooning Crook Caper"|
|Season 3, Episode 10b|
|Original Airdate:||February 24, 2011|
|Vocabulary Words:||paper, detective, camouflage, pursu(e)(it), stakeout, footprint, monocle, criminal, notebook, handwriting|
"Patrol Dog Martha"
Helen wishes she could be a child detective just like her favorite book character, Curious Crystal. When Helen and Martha find a business card for "The Whistler" with "You've been warned" written on the back, they think their career as super sleuths has begun.
paper, detective, camouflage, pursu(e)(it), stakeout, footprint, monocle, criminal, notebook, handwriting