## General

Welcome to the Eton Stem website – the hub of all things STEM at Eton College. On this website, we…

## Problem of the Week (27)

A logician vacationing in the South Seas finds himself on an island inhabited by the two proverbial tribes of liars…

## Problem of the Week (26)

Donald draws ten mathematical objects that can be labelled from . He puts them into a natural sequence as follows:…

## Mathematical Proof

Title image: Euclid’s Elements Proving various results in math is arguably one of the most rewarding parts of doing it….

## Problem of the Week (25)

What is the hundreds digit of ? Source: 2019 AMC 10A Happy problem solving! Email your solutions to [email protected]

## Problem of the Week (24)

Compute the least positive integer for which and are prime but and are composite. Source: ARML Local 2020 Happy problem…

## Comparing two case studies of deforestation in Indonesia: The Grasberg Mine and the Aru Sugar Cane Plantation

Image credits: Sika Group Abstract The impending destruction of South East Asia’s tropical rainforests will impact one of the most…

## Problem of the Week (23)

Emilia wishes to create a basic solution with 7% hydroxide (OH) ions. She has three solutions of different bases available:…

## Why are some alleles really dominant?

When learning about genetic crosses and the utility of Punnett squares, we benefit from the fact that some alleles are dominant,…

## Problem of the Week (22)

Find the number of real numbers that satisfy the equation: Happy problem solving! Email your solutions to [email protected]

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