Curated OER
Classification Schemes
Junior biologists journey through the hiearchy of living things with these activites. Using a dichotomous key, they identify common algae, plants, and fish. They design their own key for a mixture of seeds and a collection of...
Michigan Sea Grant
Fish Identification
Using a dichotomous key, pupils identify characteristics of fish who live in the Great Lakes and explain how these features help them survive. In small groups, class members discover what features scientists consider important and...
South Gloucestershire Council
Animal Classification: A Collaborative Sorting Activity for Key Stages 2 & 3
Introduce the logic behind a dichotomous key or administer a group performance assessment with a fun and challenging classification lesson. With explicit instructions for the teacher and for collaborative groups, as well as engaging...
Curated OER
Freshwater Fish Anatomy & Taxonomy
Tenth graders use a classification key to identify organisms. In this classification lesson students identify freshwater species of fish and document their observations.
Curated OER
Do You Have the Key?
Students practice using a dichotomous key. In this classification activity, students read an article about scientific exploration and identification of new species. They use a dichotomous key to identify objects and create their own key.
Curated OER
Fun with Fictitious Animals
How can one differentiate between a dweezlebub and nessie? Use this fictitious creature dichotomous key to find out! Biologists of all ages will enjoy this creative way to learn about classification, including a chance to draw the...
Curated OER
Reading the River - Biological Classification
Youngsters create a list of grocery store items and then work together to categorize them as if they were setting up the shelves of the market. Then they are given a box of miscellaneous objects to practice categorizing. With these two...
Curated OER
Classification and Identification
Students, after exploring and analyzing diagrammatic and taxonomic keys and their association to marine sciences, identify and classify objects and organisms based on visual attributes/characteristics. They research and create their own...
Curated OER
Into the Pond
Seventh graders use a pond to explore macroinvertebrates and other organisms. They use a dichotomous key to classify the organisms and maintain a journal recording their findings.
Curated OER
Goals of the Diversity of Life Unit
Students are introduced to the unit on the importance of diversity of life and the role that interdependence plays in our worlds. this is part of a multi-lesson unit on the diversity of life.
Curated OER
Ecology and the St. Lawrence River
Ninth graders complete a unit of lessons on ecosystems, organism interactions, and energy flow. They create a key for known species of fish, diagram the movement of energy through an ecosystem, and create and present food chains and food...
Curated OER
Pond Ecology
A lab activity is a great way to incite thoughtful questioning and scientific processes. Pupils will collect organisms with a Petri dish, make observations, sketch the organism, ask questions, then attempt to identify the specimen...
Curated OER
Aquatic Science
What a terrific way to explore the pond habitat! Learners discuss the animal and plant life found in the Long Island area. They also discuss vocabulary terms, identify pollution concerns, and resource conservation.
Curated OER
Field Trip - Marine Science Institute
Students discover the ocean life of the San Francisco Bay. In this ocean lesson, students take a Discovery Voyage of the Bay ecosystem through the Marine Science Institute. Also available are inland voyages, ocean labs, and tidepool...
Curated OER
Benthic Macroinvertebrates
Students survey and describe a stream ecosystem. They sample the benthic macroinvertebrate populations of a given stream and determine community structure through the use of the Chandler Index and a species diversity index.