Engineering Squads

A GK-12 activity

Greg Galloway

Module Goals

– Introduce electrical and computer engineering

– Demonstrate the accessibility of engineering

• An arcane art?• Anyone can be an engineer if they try

– Demonstrate the engineering process• Problem solving techniques common to all

sciences

The Scheme of Things

OVERALL MODULE

THIS ACTIVITY

Logistics

• Divide class into groups of two• Groups assign a scribe and a calculator• Method of job selection

– Groups consider multiple jobs at a time• Two or three is sufficient

– Many jobs available• Jobs have varying difficulty• Decision process involved

List of Available Jobs

Example Job

Solution Sheet

P=45wV=120v

R=? P=VII=V/RP=V2/R

Ohm’s Law V=IRAnd

Power P=VIGiven to students

45=1202/ xx=1202/ 45R=320Ω

R=320Ω

7

Grading

Grading a Solution

P=45wV=120v

R=? P=VI 45=1202/ xx=1202/ 45R=320Ω

R=320

10%

7

10% 10% 30%

20%+0%Total: 80%Earned: 900$*.8 = 720$

Missing an Equation

Missing Units

Grading Modifications

• Groups can pay for perks• Check a solution

• Peace of mind• Balance

• Spy• Compare answers• Instructor does the spying

• Hint• Knowns/Unknowns

Other Possibilities

• Job List and Worksheets have multiple uses– Extra credit requests– Pop quizzes– Reinforce skills – Bonus activity

• This activity is a template– Also works for hands-on

• Design process, analysis, etc…

Comments/Questions?