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Technology PoW: Galactic Exchange II
Go to: http://mathforum.org/tpow/index2.ehtml?puzzle=202 (opens a new window)
Description:

By using the vending machine (Java applet) to buy food, determine the relative values of the coins.

Students are invited to use the link "Submit your answer" to share their solutions, and then "self-mentor" using specially designed hints, checks, and suggestions for extensions.

Spanish version also available

Technology Type: Java Applet 
Authors: Steve Risberg
Suzanne Alejandre
Bill Slocum
Mark Chung
Jody Underwood
Language: English 
Cost: Does not require payment for use

Average Rating:  [3] Login to rate this resource
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Lesson Plan: Galactic Exchange Teacher Resources
Activity: Galactic Exchange Problem
Technology PoW: Intercambio Galáctico II
Tool: Galactic Exchange
Courses: Math 4 Ratio and proportion
Math 5 Ratio and proportion
Math 6 Ratio and proportion
Math 7 Ratio and proportion
Algebra Use of Variables

Teacher Review (Not based on classroom experience)
Reviewer: gogo, Aug 27 2004 5:27AM
Appropriate for: advanced investigations
Ability to meet my goals: Ineffective
Recommended for: Math 7: Ratio and proportion; Geometry: Logic and proof
Read the full length reviews for this resource
  Desert Crone
Comment:This is engaging which is half the battle and given some time and patience, I believe Algebra 1 students could figure this out.