Duane Habecker November 19, 2019

Steve Phelps March 29, 2019

Auston B Cron October 12, 2018

Jennifer Silverman August 31, 2018

Steve Phelps May 19, 2020

John Golden November 22, 2017

Duane Habecker August 20, 2018

Duane Habecker August 27, 2018

sonom August 22, 2018

talljerome December 1, 2024

timteachesmath November 22, 2017

Steve Phelps August 21, 2018

Steve Phelps November 22, 2017

Jake Binnema August 27, 2018

talljerome March 25, 2024

Roy Wright November 22, 2017

GeoGebra Materials Team April 23, 2014

Duane Habecker November 22, 2017

Michael Borcherds November 23, 2017

sonom May 8, 2018

Thijs November 23, 2017

GeoGebra Translation Team German November 23, 2017

Bill Lombard August 29, 2018

Bill Lombard August 16, 2018

Tom Walsh March 13, 2018

Roy Wright August 22, 2017

Ethan Hall November 23, 2017

Michael Borcherds November 22, 2017

Steve Phelps November 23, 2017

Linda Fahlberg-Stojanovska November 23, 2017