Worksheet Materials (Handout & Teacher Pages)
2-page printable - student handout

 

pdf  or  doc

 

(opens in new window)

5-page printable

illustrated teacher guide with answers

 

pdf  or  doc

 

(opens in new window)

half-page printable review of 2x2 systems

student handout

 

pdf

 

(opens in new window)

2-page printable review of 2x2 systems

illustrated teacher guide with answers
and step-by-step directions for using GeoGebra

pdf

(opens in new window)

Materials for Offline Use

Zip for offline use - USA paper: boat_current_USA.zip (includes handouts, teachers pages, html and ggb interactivity - simulator).
Zip for offline use - A4 paper:  boat_current_A4.zip (includes handouts, teachers pages, html and ggb interactivity- simulator).
Requires freeware GeoGebra and sunJava player.

Metadata
Global Wind and River Current Problem Solving
Brief InterActivity-Simulator for Problems about a Boat in the River Current
Grade 8    (good problem for beginning systems of equations 2x2)
Strand Algebra 1 AF at Math247

Matrix Algebra Algebra at Math247

Standard Algebra 1 3.4 ACT EE 28-32
Keywords linear, equation, system, 2 variables, algebra, dynamic, freeware, applet, offline, online
Comments Images are terrible - looking for new ones :)
Credits Zoran Trifunov for idea to create simulator; Jenny Sendova for idea to have students make up questions from simulator. Thanks!
Download Zip for offline use - USA paper: boat_current_USA.zip

Zip for offline use - A4 paper: boat_current_A4.zip

Author LFS - contact
Type Freeware - Available for Offline and Online Use - Translatable (html)
Use Requires sunJava player

InterActivity (see handouts above for directions on using InterActivity)

Click and drag the sliders to set: speed of boat in still water, speed of current and direction of boat.

Then click on the animation buttons:   
Sorry, the GeoGebra Applet could not be started. Please make sure that Java 1.4.2 (or later) is installed and active in your browser (Click here to install Java now)

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Page last modified on October 21, 2008, at 03:40 PM