E-learning for Kids
E Learning for Kids: Science: Norway: What Are Some Types of Rocks?
Astrid lives in Norway, and really likes Viking ships and rocks. She is visiting a Viking museum, and needs help learning about different types of rocks, where rocks come from, and the different characteristics of rocks.
SRI International
Performance Assessment Links in Science: Classifying Rocks
This is a performance task where students sort and classify rocks based on their properties, then demonstrate how they can transfer their understanding to decide on ways they might sort and classify other types of objects.