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In this activity related to microbes, learners make slides of cells from an onion skin and Elodea (American or Canadian waterweed) to observe under a microscope. With these examples, learners will be able to see basic parts of cells. This lesson guide includes background information and handouts.
- 10 to 30 minutes
- 45 to 60 minutes
- $1 - $5 per group of students
- Ages 8 - 14
- Activity, Experiment/Lab Activity, Lesson/Lesson Plan
- English
Quick Guide
Materials List (per group of students)
- 6 sheets of card stock
- Overhead projector
- Pair of scissors or a paper cutter
- Safety goggles
- Sharp knife
- Transparency of Magnifying Cells sheet
- 4 pairs of safety goggles
- 2 plastic cover slips
- 2 plastic microscope slides
- 2 pairs of forceps
- 1/6 of an onion, vertical slice
- Small stalk of Elodea leaves
- Iodine solution and pipette (dropper)
- Water and pipette (dropper)
- Microscope (one or more per group)
- Science notebooks or drawing paper
- Set of Preparing & Viewing Slides cards
- Group concept map (ongoing, if available)
Subjects
-
Life Sciences
-
Cells
- Cell Structure and Function
-
Diversity of Life
- Plants
- Viruses and Bacteria
- Protists and Fungi
- Classification
-
Cells
-
Mathematics
-
Data Analysis and Probability
- Data Analysis
- Data Collection
- Data Representation
-
Measurement
- Size and Scale
-
Data Analysis and Probability
-
The Nature of Science
-
The Scientific Process
- Conducting Investigations
- Gathering Data
- Formulating Explanations
- Communicating Results
-
The Scientific Process
Informal Categories
- Nature and Environment
Audience
To use this activity, learners need to:
- see
- read
- touch
Learning styles supported:
- Involves teamwork and communication skills
- Involves hands-on or lab activities
Other
Components that are part of this resource:
Includes alignment to state and/or national standards:
Includes assesments for student learning:
This resource is part of:
Access Rights:
- Free access
By:
- Moreno, Nancy P. ; Tharp, Barbara Z. ; Erdmann, Deanne B. ; Clayton, Sonia Rahmati ; Denk, James P.
Rights:
- All rights reserved, Baylor College of Medicine, 2008
Funding Source:
- Science Education Partnership Award, 5R25 RR018605