tag:blogger.com,1999:blog-655911047138183153.post8562490524987833793..comments2023-07-30T07:17:25.944-04:00Comments on 1001 Math Problems: The Stacked Block ProblemUnknownnoreply@blogger.comBlogger1125tag:blogger.com,1999:blog-655911047138183153.post-23474942524751175662019-09-02T12:30:28.575-04:002019-09-02T12:30:28.575-04:0020 bricks20 bricksMark Primakhttps://www.blogger.com/profile/12730523639195428240noreply@blogger.com