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This tutorial shows you how to make borax crystals using pipe cleaners. We will compare this to a video (below) on how to make egg shell geodes using alum powder and then discuss how we want to make our crystals.
To help us answer the key questions What is a geode? How do geodes form? Where can you find geodes? we will use this website.
We will use this video to help us design a persuasive advertising poster.
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