Conker

A conker was a children's toy made from a horse chestnut seed and used to play a game of the same name.

When the Second Doctor visited the Panjistri homeworld, he had a pair of conkers in his pocket. (PROSE: Timewyrm: Apocalypse ^[+]Loading...["Timewyrm: Apocalypse (novel)"])

The Second Doctor explained the concept of a space elevator to a confused Jamie McCrimmon by using a conker on a string as a demonstration. (AUDIO: The Great Space Elevator ^[+]Loading...["The Great Space Elevator (audio story)"])

The Third Doctor had Venusian conkers. (AUDIO: Ghost in the Machine ^[+]Loading...["Ghost in the Machine (audio story)"])

The game was introduced by the Seventh Doctor in 8th century Britain. (COMIC: Doctor Conkerer! ^[+]Loading...["Doctor Conkerer! (comic story)"])

On Olleril, the Seventh Doctor used a conker on a string to hypnotise the Robert Clifton Celebroid. (PROSE: Tragedy Day ^[+]Loading...["Tragedy Day (novel)"])

The Eighth Doctor carried a conker in his pocket. (PROSE: Kursaal ^[+]Loading...["Kursaal (novel)"])

The Tenth Doctor carried a conker in his pocket. (PROSE: The Price of Paradise ^[+]Loading...["The Price of Paradise (novel)"])

During a fight with Cybermen, the Tenth Doctor wished they would agree on settling it with a conkers fight. (COMIC: The Power of the Cybermen ^[+]Loading...["The Power of the Cybermen (comic story)"])

The Tenth Doctor compared Bannakaffalatta to a talking conker. (TV: Voyage of the Damned ^[+]Loading...["Voyage of the Damned (TV story)"])