- HörbuchGuy in Real LifeSteve Brezenoff
- HörbuchSerien: Museum MysteriesSteve Brezenoff
- HörbuchTime VoyageSteve Brezenoff
- HörbuchThe Case of the Stolen Space SuitSteve Brezenoff
- HörbuchThe Ghost Who Haunted the CapitolSteve Brezenoff
- HörbuchThe Zombie Who Visited New OrleansSteve Brezenoff
- HörbuchThe Painting That Wasn't ThereSteve Brezenoff
- HörbuchThe Case of the Soldier's GhostSteve Brezenoff
- HörbuchThe Case of the Missing MomSteve Brezenoff
- HörbuchThe Case of the Stolen SculptureSteve Brezenoff
- HörbuchThe Burglar Who Bit the Big AppleSteve Brezenoff
- HörbuchThe Ride That Was Really HauntedSteve Brezenoff
- HörbuchThe Teacher Who Forgot Too MuchSteve Brezenoff
- HörbuchOverboardSteve Brezenoff
- HörbuchThe Crook Who Crossed the Golden Gate BridgeSteve Brezenoff
- HörbuchStowawaysSteve Brezenoff
- HörbuchThe Village That Almost VanishedSteve Brezenoff
- HörbuchAn Unsinkable ShipSteve Brezenoff
- HörbuchThe Case of the Missing Museum ArchivesSteve Brezenoff
- HörbuchThe Thing in the WoodsSteve Brezenoff
- HörbuchThe Mummy at MidnightSteve Brezenoff
- HörbuchThe Case of the Haunted History MuseumSteve Brezenoff
- HörbuchThe Seals That Wouldn't SwimSteve Brezenoff
- HörbuchThe Case of the Counterfeit PaintingSteve Brezenoff
- HörbuchThe Zoo with the Empty CageSteve Brezenoff
- HörbuchThe Cave That Shouldn't CollapseSteve Brezenoff
- HörbuchThe Symphony That Was SilentSteve Brezenoff