Students use a dichotomous key to identify unknown fictitious organisms in an assessment designed to be used after a discussion on the use of a dichotomous keys has occurred. Follow up questions about key included.

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...

Students practice using a dichotomous key. In this classification lesson, 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.

This exam covers every topic in a typical first-year biology course. A wide variety of question styles gives high schoolers every opportunity to show what they know. Why start from scratch when a comprehensive final exam is easily...

Young scholars explain the classification process of organisms. In this biology lesson, students practice writing the names of organisms scientifically. They answer the dichotomous key and discuss answers as a class.

Learners conduct observations and use a dichotomous key to identify clouds they see.

Students develop an understanding of how a dichotomous key is organized. In this dichotomous lesson, student are put into small groups, and work together dividing their group of similar objects (buttons, paper clips, screws, keys...)...

Students are shown how to use the Digital Atlas of Idaho. They use a dichotomous key to identify species of Idaho reptiles. Students describe some basic life characteristics of reptiles. They use th visual key to identify the species...

Learners discuss how scientists classify organisms. In pairs, they analyze and label "specimens" of breakfast cereals in order to classify them into the correct group. They create a dichotomous key for several species of animals.

Ninth graders gather samples of different tree leaves in their neighborhoods, and on school grounds, and identify several species of common South Carolina trees using leaf and growth characteristics with aid of dichotomous key.

How many of your students know that even today new species are being found all over the globe? Introduce them to the amazing diversity our planet houses with a creative activity about animal variation and classification. They'll use a...

Explore the concept of scientific classification and the similarities and differences between plant and animal species. Your class will participate in hands-on activities by investigating dichotomous keys and classifying their shoes. To...

Students explore variety of plants & cacti in their Arizona community by collecting samples and taking photographs. Can be adapted to other areas.

Students utilize their own drawings of spiders to analyze and sort the attributes that each student drew.

Students explore our ecosystem by investigating the quality of our water. In this aquatic insect lesson plan, students examine a group of random insects collected from different streams and ponds in the area. Students record their...