Lesson Plan #:AELP-SPS004
Submitted by: Janet C. Duncan, Meadow Glade School Battle Ground, WA
Endorsed by: These lesson plans are the result of the work of the teachers who have attended the Columbia Education Center’s Summer Workshop. CEC is a consortium of teacher from 14 western states dedicated to improving the quality of education in the rural, western, United States, and particularly the quality of math and science Education. CEC uses Big Sky Telegraph as the hub of their telecommunications network that allows the participating teachers to stay in contact with their trainers and peers that they have met at the Workshops.
Date: May 1994
Grade Level(s): 5, 6, 7, 8
- Science/Process Skills
The purpose of this activity is twofold. Used at the beginning of the year, it introduces the structure and function of a dichotomous key preparatory to asking students to identify plant and animal specimens. It also reinforces the idea that there are many right answers in science.
Students will be able to:
- Eight bags of potato chips selected for differences in observable characteristics (i.e. color, texture, brand name, flavoring, etc.)
- Chalkboard or overhead projector for recording class key.
- Representative samples of each type of chip in labeled plastic bags. (Quantity determined by number of student groups.)
- Paper and pencils for student group recording.
ACTIVITIES AND PROCEDURES:
Chips in a box
- orange (Party Pride Barbeque)
- not orange (Party Pride Sour Cream)
- not flavored
- ridges (Bell Dip Chips)
- not ridges (Party Pride Potato Chips)
Chips in a bag
- ridges (Nalley’s Dip Chips)
- not ridges
- not gourmet (Lay’s Potato Chips)
- salted (Kettle Chips Jalapeno)
- not salted (Kettle Chips Unsalted)