Actinides are a group of heavy, radioactive elements that include uranium, plutonium, americium, curium, berkelium and ...

This lesson utilizes an adaptation of the board game Periodic: A Game of the Elements to help students better understand both general periodic trends and the law of conservation of energy. This ...

A little-known element called californium is making big waves in how scientists look at the periodic table. According to new research californium is what's known to be a transitional element, meaning ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...