The Singapore Primary Science Olympiad (SPSO) is an annual national competition which has been organised by the NUS High School of Mathematics and Science since 2009. This competition, which is open to Primary 5 pupils in Singapore, comprises the Theory round and the Practical round. Selected participants from the Theory round will be invited to the Practical round held on a later date.

Aims of SPSO

  • Identify Singapore's Science representatives for the International Mathematics and Science Olympiad (IMSO).
  • Generate greater interest in Biology, Chemistry and Physics among Primary school pupils.
  • Cultivate enthusiasm and instil a passion for science subjects.
  • Provide an avenue to showcase students' abilities in the subjects.
  • Nurture talents in the Sciences.

SPSO 2023 will consist of only the Theory Round. 

Theory Round24 May 2023 (Wednesday)Participants' Own Schools