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In this archaeology activity, learners make observations and conduct an experiment to demonstrate the effect saltwater has on artifacts. Use this activity to introduce learners to the process of corrosion. This activity is featured on pp.61-63 (part of a lesson that begins on p.55) of the "Treasures of the Earth: Discover Clues to the Past" unit of study for grades 3-5 and 6-8. Note: adult supervision recommended.
- 10 to 30 minutes
- 1 to 7 days
- $10 - $20 per group of students
- Ages 8 - 14
- Activity, Experiment/Lab Activity, Lesson/Lesson Plan
- English
Quick Guide
Materials List (per group of students)
- shallow pans of water
- pennies
- sponges
- small pieces of paper
- Artifact History handout (page 74)
- measuring tools (rulers, tape measures, etc.)
- pencils
- paper towels
- jars
- pipe cleaners
- string
- boiling water
- borax
- measuring cups and tablespoons
- goggles
- gloves
Subjects
-
Earth and Space Science
-
Earth Structure
- Oceans and Water
-
Earth's History
- Archeology
-
Earth Structure
-
Mathematics
-
Data Analysis and Probability
- Data Analysis
- Data Collection
- Measurement
-
Data Analysis and Probability
-
Physical Sciences
-
Chemistry
- Chemical Reactions
- Oxidation-Reduction Reactions
- Solutions
-
Chemistry
-
The Nature of Science
-
The Scientific Process
- Conducting Investigations
- Gathering Data
- Formulating Explanations
- Communicating Results
- Science as a Career
-
The Scientific Process
Audience
To use this activity, learners need to:
- see
- see color
- read
- touch
Learning styles supported:
- Involves teamwork and communication skills
- Links STEM to other topics of interest such as arts and humanities
- Involves hands-on or lab activities
Other
Includes alignment to state and/or national standards:
This resource is part of:
- Classroom Resources
- Treasures of the Earth: Discover Clues to the Past (A Unit of Study for Grades 3-5 and 6-8)
Access Rights:
- Free access
By:
Rights:
- All rights reserved, The Children's Museum of Indianapolis, 2011
Funding Sources:
- AAA Insurance
- Indianapolis Honda Dealers
- Key Bank
- National Geographic