Ministerio de Educación (Spain)
Ministerio De Educacion: Viaje Al Interior De La Materia
These interactive materials will help you to understand how matter is made up and will help you expand your knowledge on matter. You will find an evaluation at the end.
Sophia Learning
Sophia: Molecular Structure of Water
A brief introduction to the molecular structure of a water molecule, and the chemical bonding which gives it its unique properties.
University of Arizona
University of Arizona: Tutorial De Quimica
This Chemistry tutorial will introduce you to some important chemical concepts.
Royal Society of Chemistry
Kitchen Chemistry: The Structure of Ice and Water [Pdf]
A set of questions about the molecular structure of water and of ice.
Curated OER
Simon Fraser University: Molecules and the Properties of Bonded Atoms
Water molecule, complete with coordinates.