Topic

Title

Link

picture

Addition

Classroom investigation--collecting data

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Equality/data_form.htm

 

Addition

Student Conceptions of the Equals Sign

http://www.online.sdsu-pdc.org/video_coursework/equality/

 

Addition

Encouraging grouping in the primary grades

http://www.online.sdsu-pdc.org/video_coursework/grouping

 

Addition

Supporting Struggling Students (Annie Keith)

http://online.sdsu-pdc.org/video_coursework/annie/

 

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Primary_Year_2/jcu_project/jcu_project.html

 

 

2009-03-11_11-37-17-250

Addition/Subtraction

Kathy Statz--base 10 operations

http://www.online.sdsu-pdc.org/video_coursework/statz/teacher.htm

 

Algebra

Over and Back

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/Sowder/Constructions/Over_Back.htm

 

Algebra

Direct and Inverse Variation

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/CoD/sketches/Direct_main_page.htm

 

Algebra

Flag Applet: Graphing

All on one page:

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/flags/

 

Separate pages:

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/flags/flag_survey/

2009-03-11_12-03-50-218

Division

Partitive /Measurement tutorial

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Mult_Division_Math_Stuff/distinction_index.htm

 

Division

Sorting Division Story Problem Types

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Mult_Division_Math_Stuff/part_quot_circles.htm

 

Division

Ball video: Partitive division problem in  class

http://online.sdsu-pdc.org/video_coursework/cutted_breads/

 

Factoring

Making a Factor Poster

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Upper_Year_1/factor_poster.pdf

 

Fractions

Ordering Fractions

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/jsp_sketches/Num_Line_B.htm

 

Fractions

Sorting fractions by benchmarks

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/fractions/bench_baskets.htm

 

Fractions

Ordering fractions with various strategies

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/fractions/new_num_line.htm

 

For variables in the number line, click here;

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/fractions/susan_number_line.htm

2009-03-11_12-08-26-171

Fractions

Video: Alley’s understanding of fractions IMAP video

http://online.sdsu-pdc.org/video_coursework/converting/

2009-03-11_12-09-49-812

Fractions

Video narrative of NCTM Illuminations site for fraction applets

http://online.sdsu-pdc.org//UpperYear2/rational_nums/rational_nums.htm

2009-03-11_12-12-17-562

Geometry

visual proof of line = 180

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/jsp_sketches/ripping_corners.htm

 

Geometry

Special Triangles

http://online.sdsu-pdc.org/nickerson/sketchpad/files/triangles.htm

 

Geometry

Distinguishing Polyhedra

http://online.sdsu-pdc.org/videos/classifying_test/classifying_test.html

 

Geometry

Building Tetrominoes

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/pentominos/tetra_hint.htm

 

Geometry

Petromino Puzzle

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/pentominos/rocket_3.htm

 

Geometry

Petromino Rotation Activity

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/pentominos/pent_count.htm

 

Geometry

Building Unique Pentominos

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/pentominos/build_pents.htm

 

Geometry

Exploring Properties of Quadrilaterals

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Upper_Year_2/Quad_makers/clue_set_up.htm

 

Geometry

Using Shapemakers to choose

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Upper_Year_2/Quad_makers/quad_maker_chart.htm

2009-03-11_10-51-31-156

Geometry

Hierarchical relations among quadrilaterals with shapes

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Upper_Year_2/Quad_makers/shapes_checklist.htm

2009-03-11_10-54-38-718

Geometry

Making a Venn Diagram

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/Sowder/geometry/final_venn.htm

 

Geometry

Sum of Interior Angles of an n-gon

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/Sowder/geometry/sum_chart.htm

 

Geometry

ELL

http://online.sdsu-pdc.org/video_coursework/ell_maxon/

 

Geometry

Tutorial Intro for tessellations

http://online.sdsu-pdc.org/video_coursework/tess/index_tess.htm

 

2009-03-11_11-22-39-843

Geometry

Finding Area with Geoboards and dot paper

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Math%20Specialist/GeoBoard_area/geoboards.htm

2009-03-11_11-24-49-171

Geometry

Video tutorial introduction for NCTM Illuminations site on 3-D shapes

http://online.sdsu-pdc.org/UpperYear2/nctm/nctm.html

2009-03-11_11-40-38-421

Geometry

“Curious Case of Trapezoid” tutorial discussion

http://online.sdsu-pdc.org//UpperYear2/Case%20of%20trapezoid/Case%20of%20trapezoid.html

2009-03-11_11-44-31-062

Measurement

Sharon's interview with Ryan—direct and indirect comparisons

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Measurement/rb_final/rb_final.html

 

Measurement

Tutorial to review big ideas of measurement

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Measurement/index_meas_tutorial.htm

 2009-03-11_11-18-47-171

Multiplication

Multiplication array

http://www-rohan.sdsu.edu/faculty/jbowers//public_html/my_media/PDC/Mult_Division_Math_Stuff/journal_1.htm

 

Multiplication

Using Base ten blocks

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Upper_Year_1/PP_Nadine/

 

Multiplication

Partial Products Algorithm

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Upper_Year_1/PP2/

 2009-03-11_10-55-52-093

Multiplication

Linking Distributive Property to Array

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Mult_Division_Math_Stuff/mult_array_dist_prop.htm

 

Multiplication

Mathematical Properties

http://www.online.sdsu-pdc.org/video_coursework/invented/index.htm

 

Multiplication

Distributive Property arising in kid strategy

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Mult_Division_Math_Stuff/mult_array_dist_prop.htm

 

Multiplication

Tying invented algorithms to properties

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/Mult_Division_Math_Stuff/New_childrenstrats/index.htm

 

Percents

Looking at different representations for percents

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/fractions/percent_pics.htm

 

Quantitative Reasoning

Why it makes sense to think quantitatively (Tutorial)

http://online.sdsu-pdc.org/Primary_Cohort_Year_2/Qualitative%20Reasoning%20Errors/Qualitative%20Reasoning%20Errors.html

 

2009-03-11_11-31-00-250

Signed numbers

Chip game

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/CoD/sketches/chip_game_with_congrats.htm

 

Signed numbers

Operations with signed numbers

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/CoD/sketches/num_line_with_pop_up.htm

 

Subtraction

Subtraction on a dynamic number line

http://www-rohan.sdsu.edu/faculty/jbowers/public_html/my_media/PDC/relations/index_files/rel_equalities_final.htm