Grades 9-12

What’s in a number? Calculating a Biodiversity Index to Assess Stream Health

Goal: Using data collected by the students on their stream field trip and by other schools collected previously, students will be able to calculate an Hawai’i Stream Index of Biological Integrity (HS-IBI) and understand how it can be used to assess stream health

Lesson Plan

How healthy are stream ecosystems?


Grades 6-8

Find Your Soapbox

Goal: Using data collected by the students on their stream field trip and by other schools collected previously, students will be able to understand, analyze, interpret, and use data to support an argument.

Lesson Plan

How healthy are stream ecosystems?


grades 3-5

Exploring the Possible

Goal: Using data collected by the students on their stream field trip and by other schools previously, students will understand and articulate the long-term effects of invasive species removal and their contribution to the health of the watershed.

Lesson Plan

How healthy are stream ecosystems?


GRADES K-2

What’s In a Number?

Goal: Using the data that students collected on their stream field trip, students will explore and visualize numbers. In deepening their number sense, students will then understand more fully their impact on stream health through the removal of invasive species.

Lesson Plan

How healthy are stream ecosystems?


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Please enjoy these resources and we welcome any feedback. If you use them in your classroom we would love to see what you did, and any additional worksheets or resources you developed. Please email ychan@iolani.org

This curriculum was developed by Patti Nagami, Megan Kawatachi, Yvonne Chan, Cory Yap, and Kelly Lariosa.