understanding student thinking in geometry and measurement n.
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Understanding Student Thinking in Geometry and Measurement. January 30-31, 2012. Goals. Geometry What is and angle? Attributes and Definitions Minimal Defining List Measurement The value of estimation in measurement Structuring Area Measurement c oncepts with Tangrams

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Presentation Transcript
goals
Goals
  • Geometry
    • What is and angle?
    • Attributes and Definitions
      • Minimal Defining List
  • Measurement
    • The value of estimation in measurement
    • Structuring Area
    • Measurement concepts with Tangrams
    • Angle Measurement
    • Aspects of size
    • Moving from informal to formal
exit question activity from october
Exit Question Activity from October
  • Independently look over your answers for 3 minutes.
  • Partner up with your elbow partner and discuss for 5 minutes.
  • As whole table, discuss your answers for 5 minutes.
what is an angle
What is an Angle?
  • Watch video “What is An Angle”
  • Read Cases 13-16 and answer focus questions 1-6
  • Share out student definitions
making polygons
Making Polygons
  • Make polygons that satisfy each set of conditions on your worksheet.
    • Make quadrilaterals
    • Make triangles
    • Make hexagons
definitions versus attributes
Definitions versus Attributes
  • Read Cases 18-20 and answer focus questions 1-5
  • What is the difference between an attribute and a definition?
  • Minimal Defining List page 230 in Grade 3-5 Van de Walle
measurement
Measurement
  • Read Van de Walle Measurement Introduction
    • K-3 Book: Chapter 8 pgs. 223-228
    • 3-5 Book: Chapter 9 pgs. 252-257
  • Note big ideas while reading
go around one protocol
Go-Around One Protocol
  • Person #1 reports one idea that she/he recorded
  • While Person #1 reports, other group members listen, but do not question Person#1, comment, or give clues.
  • When Person #1 finishes, Person #2 reports while the group listens.
  • Repeat until all group members have reported all of their ideas.
  • The group discusses ideas that were reported.
dismiss
Dismiss

See you back here at 8:00 tomorrow morning!!!!

string activity
String Activity
  • Discuss in small groups:
    • What was the purpose of this activity?
    • What did we learn about our students?
art class task
Art Class Task
  • Complete task independently
  • Read the scoring guide
  • In small groups review student work and score their work and compare the scoring that was done.
    • How would this activity help students make sense of area?
measurement concepts with tangrams
Measurement Concepts with Tangrams
  • Work on handout with small group
    • What are the mathematical concepts being developed?
    • How would this activity help students make sense of area?
triangle areas
Triangle Areas
  • Make as many different triangles with 6 square units on your 10 x 10 dot grid paper.
  • If you were not restricted to the 10 x 10 grid, what is the largest perimeter possible?
angle measurement activity
Angle Measurement Activity
  • Look at the two angles. Which angle is larger?
  • Independently answer these questions:
    • What is an angle?
    • What does it mean for a triangle to have 180˚?
    • What does it mean for a four sided figure to have 360 ̊ ?
    • What does it mean to say a line has 180 ̊ ?
    • What does it mean to say a circle has 360 ̊ ?
  • What is the purpose of this activity?
amelia earhart problem
Amelia Earhart Problem
  • Read through the problem and work independently.
  • Discuss with shoulder buddy.
break2
Break

I can’t respond to any emails today…Something has crashed on my computer and the mouse is missing.

presentations
Presentations
  • Nancy and Lindsey
  • Mary and Jami
  • Cathleen and Gail
  • Tammy and Joni
  • Bonnie and Sandra B.
  • Laurie, Jenny, and Cabrini
  • Marcy and Pegge
reminders
Reminders
  • Next class March 19-20
    • Presentations
      • Tammy and Joni
      • Cheri, Kelly, and Heather
      • Sandra C. and Trish
      • Bonnie and Sandra B.
      • Annie and Pam
      • Laurie, Jenny, and Cabrini
more reminders
More Reminders
  • Book Study Dates and Chapter
    • Chapter 4: February 10 (Probably posted February 9)
    • Chapter 5: March 9
    • Chapter 6: April 13
  • Summer Classes
    • ED 751- Leadership Class in Spearfish: June 5-7
    • ED 741- History Class at TIE: June 18-22