Royal Society of Chemistry
Royal Society of Chemistry: Gridlocks: Level 1
A collection of grid puzzles that cover topics in basic chemistry, including acids, salts, alkalis, chemistry lab equipment, the periodic table, states of matter, and more. These are excellent for topic review and reinforcement. The...
National Institute of Educational Technologies and Teacher Training (Spain)
Ministerio De Educacion: La Corteza Terreste Y Sus Materiales
In this site learn about the structure of the Earth, the Earth's crust, and the usefulness of the earth materials. It contains many illustrations and 15 interactive activities.
Other
Moorland School: Earth Science Zone: The Structure of the Earth
Take a look at the Earth from the inside out. This site shows the different layers of the earth with an explanation of the rocks and materials in each layer. Includes a quiz on the structure of Earth.