Boomerangs (October 2020, Games)
(Interactive)

Different Rectangles (February 2020, Games)
(Interactive)

Vegetable Garden (January 2020, Games)
(Interactive)

Vegetable Garden (February 2015, Games)
(Interactive)

Divide and Conquer (December 2014, Games)
(Interactive)

Boomerangs (December 2013, Games)
(Interactive)

Crowded Intersections (November 2013, Games)
(Interactive)

Divide and Conquer (November 2011, Games)
(Interactive)

Divide and Conquer (March 2011, World of Puzzles)
(Interactive)