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In this activity learners observe mold growth on different types of bread by measuring and recording the growth rate. Educators can use this activity to introduce a challenge astronauts face while in space: no refrigeration. This lesson plan includes discussion questions, extensions, and black-line masters.
- Under 5 minutes
- 1 to 4 weeks
- $5 - $10 per group of students
- Ages 8 - 14
- Activity, Experiment/Lab Activity, Lesson/Lesson Plan
- English
Quick Guide
Materials List (per group of students)
- Variety of breads (such as white, brown, whole wheat, rye, and sourdough) with and without preservatives
- Variety of tortillas (such as flour and corn) with and without preservatives
- Plastic zip-locking sandwich bags (16.5 cm x 14.9 cm)
- Marking pens
- Tape
- Knives
- Metric rulers
- Transparent centimeter grid sheets
- Large trays
- Student Data Sheets
Subjects
-
Engineering and Technology
-
Engineering
- Aerospace Engineering
-
Engineering
-
Life Sciences
-
Diversity of Life
- Viruses and Bacteria
-
Human Body
- Health and Nutrition
-
Diversity of Life
-
Mathematics
-
Data Analysis and Probability
- Data Analysis
- Data Collection
- Data Representation
- Measurement
-
Data Analysis and Probability
-
The Nature of Science
-
The Scientific Process
- Asking Questions
- Conducting Investigations
- Gathering Data
- Formulating Explanations
- Communicating Results
- Science as a Career
-
The Scientific Process
-
The Nature of Technology
-
The Design Process
- Invention and Innovation
-
The Design Process
Informal Categories
- Food and Cooking
Audience
To use this activity, learners need to:
- see
- touch
Learning styles supported:
- Involves hands-on or lab activities
Other
Components that are part of this resource:
Includes alignment to state and/or national standards:
This resource is part of:
Access Rights:
- Free access
By:
Rights:
- Public domain, NASA,