![]() ![]() Can look at identification guide to figure out what rock it is. Read a really nice description of this process at Rhythms of Play. Or they can sort into categories: sort by size, then mix back together, then sort by color, then put in order smallest to biggest and so on. Kids can interact with the rock station in lots of ways: they can just look at rocks, or can fill out worksheets, including doing nail test and scratch test. An identification guide, or a laptop with an interactive tool, such as this. A worksheet for tracking observations and illustrating the rock. Other things you could add to this station: a sensitive digital scale to weigh the rocks, a tape measure, a copy of the MOHS hardness scale, a nail to see if you can scratch the rock, a streak board or a test plate to see if rock will scratch it. Note: you can click on any picture for a bigger image… The older kids were actively using the book as a resource for their exploration – especially the chart at the end of the book. ![]() We put out a collection of rocks, magnifying glasses, and a book to help them learn more: We used Rocks by Rosinsky (see below for more info). One of the key skills we need to build in a young scientist is observation – learning how to look at an object in depth, describe it, and sort it by multiple criteria. This one is on Rocks, click for ideas for Earth Science and Earthquakes. We had so many ideas, I’ve separated them into two posts. Our theme this week was the Earth, Earthquakes and Rocks.
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