A fresh printable worksheet of maths and computational-thinking puzzles for kids. Every question, every answer, and every wrong answer is computed by a program, not written by an AI.
Correct by construction.
Made to be printed on paper.
Each sheet gets a permanent link that can be shared or reprinted. Problems from different domains are mixed in a single worksheet. This is by design.
* Sipatsi are the woven bands made in Inhambane, in southern Mozambique. The mathematician Paulus Gerdes (1952–2014) spent a lifetime showing that the women weaving them were working with symmetry and combinatorics to create eternal beauty.
build d81da9a 2026-08-09 23:05