Calculus College Pre-School is located in Bloemfontein. Calculus originated as an independent school catering for grade 8 – 12 learners in 1993. The high school, Calculus College was situated in Kraal street, East End and operated there until 2006.

The founder of the school was Mr. W Boshoff. Shortly thereafter, he passed away and Mr. C du Plessis become the new director. He opened the new primary school named Calculus Primary in 1994. This school was situated in Maasdorp street, East End.

In January 1999 Mr. K Venter bought the school. He relocated the primary school to the current premises on the Maselspoort road in 2000.

In 2003 Mrs. M van der Walt bought the school. The pre-primary school, Ready-Steady-Go was opened in January 2004.The high school relocated to the same premises as the primary school in June 2006 and since operates as a combined school.