Opposed-piston engine Gas Powered Engine - £699.98

This is a lovely engineered opposed-piston gas powered engine. The design is inspired by the two-stroke diesel engines between the 1930s and 1950s. More information about the Opposed-piston engine Gas Powered Engine

280hz AutoStart Pro Powerball Gyroscope - £39.98

This gyroscope uses no batteries but can get up to speeds of 18,000rpm+ using nothing more than a rotary hand motion. It can be used as a wrist/arm exerciser and because of the massive amount of torque it develops, it will make a brilliant school/college demonstration. Comes with a built-in rpm counter. More information about the 280hz AutoStart Pro Powerball Gyroscope

Viking Ship Stirling engine - HB4 - £259.99

If you are looking for a Stirling Engine but want something a little different then this maybe what you are looking for. More information about the Viking Ship Stirling engine - HB4

Steampunk Marble Machine - ROLL1 - £239.98

Bohm Stirling Engine Steampunk Marble Machine More information about the Steampunk Marble Machine - ROLL1

Ford Model T Car - AF4 - £449.99

Ford Model T (AF1). Take a trip back to the year 1915. More information about the Ford Model T Car - AF4

Stirling Engine Power Plant - HB5 - £395.99

If you are looking to drive something from a Stirling engine, you are in the right place. The Power Plant is the strongest Böhm Stirling motor to date. More information about the Stirling Engine Power Plant - HB5

Stirling Engine Powered Rocket Train - L1 - £409.99

The legendary Stephenson's Rocket which won the Rainhill Trials in October 1829. More information about the Stirling Engine Powered Rocket Train - L1

Bouncy Ball - £0.98

Classic bouncy ball that comes in very vibrant colours. 3.5cm (1.4 inch) in diameter. More information about the Bouncy Ball

Leidenfrost Effect Ring - £26.99

The Leidenfrost ring is a metal ring that demonstrates the Leidenfrost effect. It has a precise shaped pattern on the surface that causes the water to be propelled across the surface. More information about the Leidenfrost Effect Ring