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Practical Applications of Systems Thinking and STELLA in the High School Setting . Presented by: Jeremy Merritt, Mark Clemente VSTE 2009. “A system is an interconnected set of elements that is coherently organized in a way that achieves something”

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practical applications of systems thinking and stella in the high school setting

Practical Applications of Systems Thinking and STELLA in the High School Setting

Presented by:

Jeremy Merritt, Mark Clemente

VSTE 2009

what is a system

“A system is an interconnected set of elements that is coherently organized in a way that achieves something”

Donella H. Meadows, Thinking in Systems: A Primer (Chelsea Green Publishing, 2008) 11

What is a system?
examples of systems
Examples of Systems

Digestive

Forest

Community

bathtubs
Bathtubs

A bathtub is a simple system

bathtub system
Bathtub System

Draining

1: Bathtub

1:

30

1

1

1:

15

1

1

1:

0

0.00

7.50

15.00

22.50

30.00

Minutes

11:46 AM Fri, Feb 20, 2009

Water in bathtub

understanding behavior over time
Understanding Behavior Over Time

Dynamic Equilibrium

1: Bathtub

1:

26

1

1

1

1

1:

25

1:

24

0.00

7.50

15.00

22.50

30.00

Minutes

11:34 AM Fri, Feb 20, 2009

Water in bathtub

stocks flows
Stocks & Flows

The bathtub is a stock

stocks flows9
Stocks & Flows

The faucet and the drain are flows

other stocks flows
Other Stocks & Flows

Same thing, different units

feedback loops
Feedback Loops

A feedback loop occurs when a stock affects its flows

R

feedback loops13
Feedback Loops

Reinforcing Loops

R

R

R

behavior vs data
Behavior vs. Data

It’s important to focus on behavior when you’re thinking about systems

1

R

1

1

1

feedback loops15
Feedback Loops

Balancing Loop

balancing loops
Balancing Loops

1: Population

1:

450

1

1

1

1:

250

1

1:

50

0.00

15.00

30.00

45.00

60.00

Time

applying systems thinking in the classroom
Applying Systems Thinking in the Classroom

Non-software-based Software-based

Use Systems Thinking Stock & flow Mapping Use Model-based

Concepts Materials

earth systems science stella
Earth Systems Science & STELLA

An example: GLOBE Carbon Cycle Program

  • Bringing cutting edge research & techniques into the classroom
  • STELLA models that use input data collected by students and researchers
  • Focus on using technology & modeling to give students an understanding of local and global carbon cycles
lessons in mathematics
Lessons in Mathematics

Lessons in Mathematics: A Dynamic Approach by Diana Fisher provides a set of materials that can be used to supplement current curriculum for Algebra I, Algebra II, Pre-Calculus and Calculus classes.

mark clemente

Mark Clemente!

MODSIM Initiative

slide22

Our Company Mission

“ isee systems is in business to improve the way the world works, by creating Systems Thinking-based products that enable people to increase their capacity to think, learn, communicate, and act more systemically.”

―Barry Richmond

contact us
Contact Us!
  • isee systems
    • www.iseesystems.com
    • blog.iseesystems.com
  • Jeremy Merritt
    • jmerritt@iseesystems.com
    • Twitter @jeremyx
  • Mark Clemente
    • mark.clemente@nianet.org