SPhO Problems and Solutions

The first round of Singapore's selection for the IPhO, sat as written papers in the schools.

2025

Singapore

Problems1 problem

1All problemsProblem Solution

2024

Singapore

Problems1 problem

1All problemsProblem

2023

Singapore

Paper 11 problem

1Paper 1Paper 1 1Problem

Paper 21 problem

2Paper 2Paper 2 1Problem

2022

Singapore

Paper 11 problem

1Paper 1Paper 1 1Problem

Paper 21 problem

2Paper 2Paper 2 1Problem

2021

Singapore

Problems1 problem

1All problemsProblem

2020

Singapore

Problems1 problem

1All problemsProblem

2019

Singapore

Paper 11 problem

1Paper 1Paper 1 1Problem

Paper 21 problem

2Paper 2Paper 2 1Problem

2018

Singapore

Paper 11 problem

1Paper 1Paper 1 1Problem

Paper 21 problem

2Paper 2Paper 2 1Problem

2017

Singapore

Paper 11 problem

1Paper 1Paper 1 1Problem

Paper 21 problem

2Paper 2Paper 2 1Problem

2016

Singapore

Problems1 problem

1All problemsProblem

2014

Singapore

Problems1 problem

1All problemsProblem

2013

Singapore

Problems1 problem

1All problemsProblem

2012

Singapore

Problems1 problem

1All problemsProblem

2011

Singapore

Problems1 problem

1All problemsProblem

2009

Singapore

Problems1 problem

1All problemsProblem

2007

Singapore

Problems1 problem

1All problemsProblem

2006

Singapore

Problems1 problem

1All problemsProblem

2005

Singapore

Problems1 problem

1All problemsProblem

2004

Singapore

Problems1 problem

1All problemsProblem

2003

Singapore

Problems1 problem

1All problemsProblem

2002

Singapore

Problems1 problem

1All problemsProblem