mbld challenge

The idea : on the nth day of March, solve n cubes MBLD style. So on the 1st, 1 cube On the 2nd, 2 cubes On the 3rd, 3 cubes … Depending on your level/motivation, you can : - do the whole marathon as described above - do a half marathon (either end the challenge on the 15th or restart at 1 cube...