"The Case of the Unknown Animals"
"The Case of the New Food"
"The Case of the Crazy Deliveries"
"The Case of the Monster"
"The Case of the House that Became a Street"
"The Case of the New Best Friend"
"The Case of the Silent Animal"
"The Case of the Growing Mystery"
"The Case of the Banana Gang"
"The Case of the Fibbing Fishy"
"The Yellow Case"
"The Case of the Hidden Treasure"
"The Case of Dr. Green"
"The Case of the Missing Tooth"
"The Case of the Extreme Speed"
"The Case of SuperZeek"
"The Case of the Silly Fight"
"The Case of the Little Red Berries"
"The Oval Case"
"The Case of Zeek's Cousin"
"The Case of the Rock Shower"
"The Case of the Weird Fish"
"The Case of the Pirate Ship"
"The Case of the Other Fishtronaut"
"The Case of the Bright Night"
"The Case of the Underwater Desert"
"The Case of Judgement"
"The Case of the Little Indian Boy"
"The Case of the Great Big Wall"
"The Case of Marina Online"
"The Case of the Zzzzz's"
"The Case of the Mysterious Song"
"The Case of the Rust Bucket"
"The Case of Autumn"
"The Case of the Moon"
"The Case of the Spinning Dolphins"
"The Case of the Rainmaker"
"The Case of the Cave of Wonders"
"The Case of One Little Minute"
"The Case of the Missing River"
"The Case of the I Wanna's"
"The Case of the Burned-Out Fish"
"The Case of the Kitty"
"The Case of the Little Big Friend"
"The Case of Zeek's Banana Grove"
"The Case of the Yellow Wings"
"The Case of the New Little Brother"
"The Black and White Case"
"The Case of the Broken Parts"
"The Hawaiian Case"
"The Case of the Walking Rock"
"The Case of the Flying Tree"
"The Case of the Lost Puki"