Unit #4 - Modifying (11th and 12th Grade • Spring Semester)

Suggested Time

Number of class periods: 1-2

The Essentials

Topic: Design
Primary Theme: Drafting and Modeling
Secondary Theme: Drawing with Technology: Modifying
CSTA Standards:CT.L2-07, CPP.L2-02, CPP.L2-03 , CPP.L3B-01, CD.L2-04

Essential Question:

Why might there be several modes to aid drawing lines?

Goals & Learning Targets

Student Goals

By the end of this activity students will be able to do the following:

Use different modes to control lines.
Modify existing drawings.

Learning Targets/ I Can Statements

I can modify existing drawings.
I can fix mistakes in my drawings.
I can enable and disable drawing modes.

Vocabulary

crossing window, array, mirror,

Materials

Autodesk's AutoCAD, Internet

Planning Notes [Teachers]

Review lessons.

Prior Knowledge [Prerequisite for student]

Creating lines using absolute, relative and polar coordinates.

Lesson Plan / Slideshow

Learning Activity #1

This activity introduces more AutoCAD commands to draw with.

Training: Modifying Drawings

Commands students should now know:

RECTANG/RECTANGLE
M/MOVE
CO/COPY
S/STRETCH
MIRROR
TRIM
EXTEND
ARRAY

The final drawing should look like this:
Modifying solution

Learning Activity #2

Training: More Ways to Draw

Commands students should now know:

ORTHO
DSETTINGS

The drawing should look similar to this:
More Ways

Learning Activity #3

Training: Cheating with Inkscape

Assessment

Students will learn different ways to control lines.

Time Frame:

1-3 45 minute periods

Formative Assessment(s)

Reflection Question/s

Which modes work the best for you? Why?

Evidence of Understanding

Two drawings, updated Commands spreadsheet.

Differential Instruction

If students complete projects quickly, you can assign one of the following:

Share customized lesson on Kinematics Dress by Nervous System - 3D Printed by Shapeways
Share customized lesson on Skylar Tibbits: The emergence of "4D printing"
Share customized lesson on3D printing -- the physics of objects | Emily Whiting | TEDxBeaconStreet
Share customized lesson on 3D printing dessert: Liz and Kyle von Hasseln at TEDxManhattanBeach
Share customized lesson on Playing the 3D-printed violin: Joanna Wronko at TEDxAmsterdam

Handouts

Additional Resources

Further Exploration

Source Materials

Cross, Nigel. Engineering Design Methods. Chichester: Wiley, 1989.

Leake, James (2012-10-10). Engineering Design Graphics: Sketching, Modeling, and Visualization, 2nd Edition. Wiley Higher Ed. Kindle Edition.

Madsen, David A.; Madsen, David P. (2011-06-08). Engineering Drawing and Design. Cengage Textbook. Kindle Edition.

Omura, George; Graham, Richard (Rick) (2010-11-09). Mastering AutoCAD for Mac (Kindle Location 18101). Wiley. Kindle Edition.

Shih, Randy H. AutoCAD 2014 Tutorial Second Level: 3D Modeling. Mission, KS: SDC Publications, 2013. Print.

Shumaker, Terence M., and David A. Madsen. AutoCad and Its Applications: Advanced. Tinley Park, IL: Goodheart-Willcox, 2012. Print.

Shumaker, Terence M., and David A. Madsen. AutoCad and Its Applications: Basics. Tinley Park, IL: Goodheart-Willcox, 2004. Print.

Watson, David. "Learn AutoCAD with Our Free Tutorials." AutoCAD Tutorials, Articles & Forums. N.p., n.d. Web. 05 Jan. 2015.