Constructivism may refer to:

Art and architecture

* Constructivism (art), an early 20th-century artistic movement that extols art as a practice for social purposes * Constructivist architecture, an architectural movement in the Soviet Union in the 1920s and 1930s * British Constructivists, a group of British artists who were active between 1951 and 1955.

Education

* Constructivism (philosophy of education), a theory about the nature of learning that focuses on how humans make meaning from their experiences * Constructivism in science education * Constructivist teaching methods, based on constructivist learning theory

Mathematics

* Constructivism (philosophy of mathematics), a logic for founding mathematics that accepts only objects that can be effectively constructed * Constructivist set theory * Constructivist type theory

Philosophy

* Constructivism (philosophy of mathematics), a philosophical view that asserts the necessity of constructing a mathematical object to prove that it exists * Constructivism (philosophy of education), a theory that suggests that learners do not passively acquire knowledge through direct instruction; instead, they construct their understanding through experiences and social interaction, integrating new information with their existing knowledge * Constructivism (philosophy of science), a philosophical view maintaining that science consists of mental constructs created as the result of measuring the natural world * Moral constructivism or ethical constructivism, the view that moral facts are constructed rather than discovered

Political and social sciences

* Constructivism (international relations), a theory that stresses the socially constructed character of international relations * Constructivism (ethnic politics), a theory that ethnic identities are not unchanging entities and that political developments can shape which identities get activated * Constructivist institutionalism * Social constructivism, the view that human development is socially situated and knowledge is constructed through interaction with others

Psychology