101 things to do with j2e #28 Pentominoes Puzzle Jul 152020 <span data-mce-type="bookmark" style="display: inline-block; width: 0px; overflow: hidden; line-height: 0;" class="mce_SELRES_start"></span> Pentominoes puzzle 15th July 2020 Posted by Mr W at 8:19 am No Responses News Tagged with: j2e101, j2e5, maths, puzzle