Science Bob: Eggshell Geode Crystals

Students see evidence of chemical reaction and follow the scientific method to hypothesize, observe, and reach conclusions. They conduct a series of egg based experiments such as forming crystals and complete journal activities as a...

Students predict the appearance of a geode's internal structure based on its mass and density. They form a hypothesis based on the data they collect. They also identify common minerals found in Illinois.

For this earth science worksheet, students find the vocabulary words related to minerals by unscrambling the letters. They also complete other word puzzles.

What do amazonite, heliotrope, carnelian, and diamonds have in common? There are all crystals and members of one of the six crystal families. Viewers of a fascinating short video learn about the molecular structure of crystals that cause...

Young geologists attempt to predict the appearnace of a geode's internal structure based on how it looks from the outside, its mass, and its physical characteristics. For this geologly lesson, learners use scientific equipment to collect...

Students examine a variety of geodes and discuss how they are formed. Individually, they make their own geode creation out of markers and clay. To end the lesson plan, they use watercolors to paint them to their desired color and glitter...

This concise site provides directions for creating rock candy using a super-saturated sugar water solution. Describes super-saturation following the procedure.

Students discuss information relating to Illinois geology. They examine top mineral resources in Illinois to find detailed information about geodes and where they can be found. Students complete geode lab to explore external structure of...

In this earth science worksheet, students identify and locate vocabulary terms related to crystals and fossils. There are 32 words located in the puzzle.

Learners identify and define vocabulary associated with caves and rock formations. They construct a cave out of paper and fill it with a geode they crerate. Students write and present orally reports about caves and their importance to...