Addison: 2x1
The Mystery of the Headless Haunter
Addison has to solve the mystery of what’s making scary sounds after Donnie convinces the other kids on an Ayrton Rangers camping trip that a mythical spook is wandering through the park.
2 - 1The Mystery of the Headless Haunter Jun. 21, 2019- 2 - 2The Mystery of the Maleficient Mosquitoes Jun. 22, 2019
- 2 - 3The Case of the Curious Coin Jun. 24, 2019
- 2 - 4Scooped! Jun. 28, 2019
- 2 - 5The Mystery of the Robot Rivalry Jun. 29, 2019
- 2 - 6The Mystery of the Reluctant Racer Jul. 05, 2019
- 2 - 7The Mystery of the Ghostly Go Kart Jul. 06, 2019
- 2 - 8The Mystery of the Party Popper Jul. 12, 2019
- 2 - 9The Recycling Bandit Jul. 13, 2019
- 2 - 10The Mystery of the Missing Pteranodon Aug. 16, 2019
- 2 - 11The Mystery of the Shrinking Rink Feb. 23, 2019
- 2 - 12Mystery of the Birthday Brainteaser Aug. 17, 2019
- 2 - 13The Mystery of the Halloween Haunting Aug. 19, 2019
- 2 - 14Mystery of the Runaway Robots Aug. 20, 2019
- 2 - 15The Case of the Curiously Missing Kitty Aug. 21, 2019
- 2 - 16Mystery of the Sneezy Snuffle-ies Aug. 22, 2019
- 2 - 17The Missing Mammoth Aug. 23, 2019
- 2 - 18The Mystery of the Suspicious Circle Aug. 24, 2019
- 2 - 19The Mystery of the Hidden Gem Dec. 05, 2019
- 2 - 20The Mystery of the Mean Girls Detective Agency Dec. 06, 2019
- 2 - 21The Musical Mystery Oct. 12, 2019
- 2 - 22The Mystery of the Fairy Frog Oct. 09, 2019
- 2 - 23The Not-So-Fishy Mystery Dec. 11, 2019
- 2 - 24The Mystery of the Lucha Grandma Dec. 12, 2019
- 2 - 25The Secret Admirer Mystery Dec. 13, 2019
- 2 - 26The Midnight Ninja Mystery Dec. 16, 2019
- 2 - 27The Mysterious Bleeps and Bloops Oct. 16, 2019
- 2 - 28The Perplexing Parrot Mystery Jan. 03, 2020
- 2 - 29The Fog Mystery Jan. 02, 2020
- 2 - 30The Double Mystery Jan. 01, 2020
