1. Kim (1901): A classic tale of a young boy in British India who becomes involved in espionage and the world of Buddhist mysticism.
2. The Jungle Book (1894): A collection of stories about Mowgli, a young boy raised by wolves in the Indian jungle, who encounters various animals and learns about the laws of the jungle. This is actually a collection of stories, not a novel, but is widely considered one of his most famous works.
3. The Light That Failed (1891): A story about a young artist in London who struggles with success, love, and the realities of war in Sudan.
While these are his most famous, Kipling wrote several other popular novels, such as *Captains Courageous* and *Puck of Pook's Hill*. He is also known for his numerous short stories and poems, including "The Man Who Would Be King" and "Gunga Din."