
 
              
              
              Engineering Challenge Warm-Up: Materials
Materials for the Engineering Challenge Warm-Up
 
              
              
              Engineering Challenge Warm-Up: Setup
Setting up the materials for the Engineering Challenge Warm-Up
 
              
              
              Engineering Challenge Warm-Up: Bycatch Challenge
Creating a net to eliminate bycatch
 
              
              
              Engineering Challenge Warm-Up: Bycatch Eliminating Net
Constructing the bycatch eliminating net
 
              
              
              Engineering Challenge Warm Up: Creating the Bycatch Net
Constructing the bycatch-eliminating net

 
              
              
              Introduction to Dams: Testing Different Dams
Students testing their various dam constructions
 
              
              
              Introduction to Dams: Arch Dams
Photos of students’ completed arch dams
 
              
              
              Introduction to Dams: Testing the Dam
Pouring water into the dam to make sure it works
 
              
              
              Introduction to Dams: Different Types of Dams
Different types of dams, including a buttress dam
 
              
              
              Introduction to Dams: Arch Dams
Close-up photo of arch dams
 
              
              
              Dams and the Ecosystem: Salmon Ladder
Building the salmon ladder
 
              
              
              Dams and the Ecosystem: Salmon Ladder with Dominos
Using dominos to create a salmon ladder
 
              
              
              Dams and the Ecosystem: Salmon Ladder Using Popsicle Sticks
The construction of a salmon ladder using popsicle sticks
 
              
              
              Water Quality Testing
 
              
              
              Water Quality Testing
Students analyze water samples for multiple characteristics: pH, temperature, dissolved oxygen, turbidity, and chemical contamination.
 
              
              
              Loon Lake Long Ago: Close Reading of Loon Lake Local
Students highlight as they do a close reading of Loon Lake Local
 
              
              
              Loon Lake Long Ago: Close Reading of Loon Lake Local
Students work together to do a close reading of Loon Lake Local

Biomagnification
Biomagnification
Biomagnification
 
              
              
              Biomagnification: Frogs in the Pond
Frog eating from Pond A

 
              
              
              Engineer a Filter Feeder: Planning the Feeder
Using dry-erase markers to plan the filter feeder
 
              
              
              Engineer a Filter Feeder: Planning the Feeder
Students plan their filter feeders
 
              
              
              Engineering a Filter Feeder: Poking Holes in Feeder
A student uses a paper clip to poke small holes in her filter feeder
 
              
              
              Engineer a Filter Feeder: Building Feeder
Constructing the filter feeder using various materials
 
              
              
              Engineer a Filter Feeder: Group Work
Working together as a group
 
              
              
              Engineer a Filter Feeder: Creating Feeder
A student uses a pencil to make holes in the plastic cup
 
              
              
              Engineer a Filter Feeder: Building Feeder
Student cutting a pipe cleaner as she builds her filter feeder
 
              
              
              Engineering a Filter Feeder: Feeder Testing
Close-up of a filter feeder as it undergoes testing
 
              
              
              Engineer a Filter Feeder: Feeder Testing
An aerial view of a student testing the filter feeder
 
              
              
              Engineer a Filter Feeder: Trial 1 - Testing Feeder
Students run their first test of their filter feeder
 
              
              
              Engineer a Filter Feeder: Trial 1 - Testing Feeder
Water runs through a filter feeder as students test out their design for the first time
 
              
              
              Engineer a Filter Feeder: Trial 1 - Testing Feeder
Students test their first iteration of their filter feeder over the tub of water
 
              
              
              Engineer a Filter Feeder: Making Improvements
Walking students through suggestions for the “making improvements” step of their filter feeders
 
              
              
              Engineer a Filter Feeder: Trial 2 - Testing Revised Feeder
Students test the revised design of their filter feeder and watch as water flows through
 
              
              
              Engineer a Filter Feeder: Trial 2 - Testing Revised Feeder
Students test out their revised filter feeders
 
              
              
              Engineering a Filter Feeder: Trial 2 - Testing Revised Feeder
Students test their revised filter feeders to see how their new design works
 
              
              
              Refining Ecological Pyramids
Student drawing out the Loon Lake ecological pyramid
 
              
              
              Case Study Analysis
Close Reading of Information about Invasive Species

 
              
              
              Catching the Zebra Mussels
Students work in a group to create the zebra mussel catcher
 
              
              
              Catching the Zebra Mussels
Students work to build their zebra mussel catcher
 
              
              
              Catching the Zebra Mussels
A close-up of students’ zebra mussel catcher
 
              
              
              Catching the Zebra: Testing Catcher
 
              
              
              Catching ONLY the Zebra Mussels
A zebra mussel catcher using foil and popsicle sticks
 
              
              
              Showcase Preparation
Students prepare their products and poster for the showcase presentation
 
              
              
              Showcase Preparation
Students practice for the showcase by reviewing their final presentation
 
              
              
              Showcase Preparation
Students prepare their products and chart paper for the showcase
 
              
              
              Showcase
Students pose with their products and final poster in their final presentation
 
              
              
              Showcase
Students pose with their products and poster during their final presentation
 
              
              
              Showcase
Students pose with their final presentation
 
              
              
              Showcase
Example of group’s final presentation poster
 
              
              
              Showcase
Students pose with their final presentation, which includes a poster and the products they made during the week
 
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
       
      