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The aufbau principle and electron configurations

The use of the aufbau principle to predict the electron configurations of atoms (in their ground states), and therefore explain the layout of the p

Christopher Talbot

Journal Article
Padlock

Teaching The Expanding Universe

A simple practical activity that uses various methods to help students understand the idea of the expanding universe.

Emily Ritz

Journal Article
Padlock

Utilising the Periodic Table and Lewis theory in How science works

As part of the new 'How science works' programme of study for key stage 4 (14-16 year-olds) taught in England and Wales, alternative layo

Michael Akeroyd

Journal Article
Padlock

Should Earth be the last place to think about gravity?

A progression leading to understanding falling towards Earth is presented.

Philip Johnson

Journal Article
Padlock