Kindergarten system of education was contributed by

T. P. Nunn (1829-1901) was a British philosopher and educationist. He was a professor of education at the University of London from 1887 to 1901. He is best known for his work on the philosophy of education.

Herbert Spencer (1820-1903) was an English philosopher, biologist, sociologist, and political theorist. He is best known for his work on social Darwinism.

Maria Montessori (1870-1952) was an Italian physician and educator. She developed the Montessori method of education, which is based on the belief that children learn best through hands-on experience and interaction with their environment.