Will you be able to master this challenging wooden brainteaser?
Can you make every row add up to 38? There are 15 rows to complete, each made up of 3, 4 or 5 numbers, totalling 19 pieces altogether. This brilliant concept allows you to complete the puzzle by using every number from 1 to 19.
The founder of Western science and philosophy, Aristotle had a great influence on the course of the Renaissance in the 16th century. Whilst only a third of his original writings have survived, Aristotle covered a diverse range of topics, from biology and music to physics and poetry.
Manufacturer Recommended Age 8+
