- Dr. LEE & SONG SCIENCE
Crystal Tree

Create a magically colourful, snow-covered tree.
TOPICS COVERED: – saturated solution – crystal formation – absorption – evaporation
MATERIALS NEEDED: – Petri dish or plate – filter paper – water – urea
PROCEDURE: 1. Cut filter paper to paper tree 2. Place paper tree on the petri dish
3. Make urea saturated solution 4. Pour the solution to the petri dish
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