Hornby: A Model World Season 2 A4 Mallard

The iconic Locomotive Flying Scotsman is scaled down 120 times from real life, rendering some features almost invisible to the naked eye, or too small to even mould.

Young designer Prad has just 30 days to reinvent the model railway starter kit, while musician and host Jools Holland reveals his incredible 45-foot layout hidden away in his loft.

Hornby prepares for a right royal year with a miniature 1930s classic 'Coronation' train including the elegant 'Beavertail' observation carriage.

Music mogul Pete Waterman is recreating the section of West Coast Mainline where he spent his Saturdays as a child. New technology allows the public the ability to control the trains.

Paramjit works on a Buccaneer fighter jet in 1:48 scale, complete with folding wings, extra armaments and exposed engine bay.

The Hornby team attempt to replicate the legendary 9F steam locomotive using new design technology.

Designer Phil takes on his toughest challenge yet - an entire reinvention of the Black Fives, encompassing all 842 variations.

For the first time in 50 years, the Airfix team attempt a 1:24 scale kit of a Spitfire. Will designer Chris be able to capture the iconic warbird in sufficient detail?

Simon and Montana attempt the hard sell at The Dorset Steam Fair, whilst designer Steve takes on the challenge of replicating one of the world's newest trains.

In this special episode, company staff, enthusiasts and celebrities pick the top ten products and innovations that have most impressed and inspired them across the years.