Biography
mathematics teacher
Books by Art Johnson
Pearson Geometry Common Core V
Pearson Geometry Common Core Volume 2 Teacher's Edition 2015 Hardcove
Teaching today's mathematics in the middle grades
Effects of small-scale gold dr
Effects of small-scale gold dredging on arsenic, copper, lead, and zinc concentrations in the Similkameen River
1998 303(d) PCB listing for Ch
1998 303(d) PCB listing for Chambers Creek mussels
A total maximum daily load eva
A total maximum daily load evaluation for arsenic in the Similkameen River
Arsenic concentrations in thre
Arsenic concentrations in three Palmer Lake sediment samples
Results and recommendations fr
Results and recommendations from monitoring arsenic levels in 303(d) listed rivers in Washington
Math matters : understanding the math you teach, grades K-6
Review of sediment quality dat
Review of sediment quality data for the Similkameen River
Dredging simulation test on Si
Dredging simulation test on Similkameen River sediments
Build up to bubbles
Building Geometry
Classic math
Occurrence and significance of
Occurrence and significance of DDT compounds and other contaminants in fish, water, and sediment from the Yakima River basin