A marble was a small round toy.
A Dogon's sixth eye resembled a blue marble. (TV: Random Shoes [+]Loading...["Random Shoes (TV story)"])
On Go-Ray, the First Doctor, John and Gillian escaped from some Go-Rays when the Doctor scattered John's marbles on the ground, causing the Go-Rays to slip and fall. (COMIC: Enter: The Go-Ray [+]Loading...["Enter: The Go-Ray (comic story)"])
When the Second Doctor visited the Panjistri homeworld, he had a bag of glass marbles in his pocket. (PROSE: Timewyrm: Apocalypse [+]Loading...["Timewyrm: Apocalypse (novel)"])
As a child, Ace once lost a white marble in the school playground; when she found it weeks later, it was scuffed and cracked. (PROSE: Lucifer Rising [+]Loading...["Lucifer Rising (novel)"])
Amy and Rory escaped from a Sontaran ship in 1605 by firing marbles from a slingshot at the Sontarans' probic vents. (GAME: The Gunpowder Plot [+]Loading...["The Gunpowder Plot (video game)"])
While aboard the HMS Thunder in 1941, the Seventh Doctor removed several marbles from his pocket. (AUDIO: Dark Convoy [+]Loading...["Dark Convoy (audio story)"])