Rock Candy


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In this yummy chemistry activity which requires adult supervision, learners use sugar and water to explore how crystals form. The best part about this activity, other than witnessing really cool chemistry first-hand, is getting to eat the finished product.

Quick Guide


Preparation Time:
5 to 10 minutes

Learning Time:
1 to 7 days

Estimated Materials Cost:
1 cent - $1 per student

Age Range:
Ages 6 - 18

Resource Types:
Activity, Experiment/Lab Activity

Language:
English

Materials List (per student)


  • ½ cup cold water
  • 1 ½ cups granulated sugar
  • 1 tablespoon
  • 1 large wooden spoon
  • 1 small pan
  • 1 piece of clean heavy cotton string (6 in. long)
  • Extra sugar
  • Pencil
  • Tall glass or jar

Subjects


  • Physical Sciences
    • Chemistry
      • Chemical Reactions
      • Solutions

Informal Categories


  • Food and Cooking

Audience


To use this activity, learners need to:

  • see
  • taste
  • touch

Learning styles supported:

  • Involves hands-on or lab activities

Other


Includes alignment to state and/or national standards:

This resource is part of:

Access Rights:

  • Free access

By:

Rights:

  • All rights reserved, COSI Columbus, 2009