This is a Bachmann 67903 HO Scale Amtrak "Pacific Surfliner" Charger SC-44 Diesel Engine #2111 with DCC & Sound

This is an Academy 18137 Da Vinci Machines Series Catapult

It triggers a pulse of current when a locomotive or car with a magnet mounted on the underside passes over it

Here is an American Flyer 6-48751 S Gauge Cotton Belt Caboose

Model Number: 746182

MTH 80-2342-0 HO Norfolk Southern ES44AC Diesel Engine (DCC Ready) #8114 ProductID_12015507 This is a Bachmann 67903This is a MTH 80 2342 0 HO Norfolk Southern ES44AC Diesel Engine (DCC Ready) #8114. Key Features: Intricately Detailed ABS Body, Authentic Paint Scheme & Cab Numbers, Detailed Truck Sides, Pilots and Fuel Tank, Diecast Metal Chassis, Detachable Scale Snow Plow, (2) Cab Figures, Directionally Controlled Headlights, RP 25 Metal Wheels Mounted On Metal Axles, Powerful 5 Pole Precision Flywheel Equipped Motor, Lighted Cab Interior, Illuminated Number