$27.05
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Sharpen your mind with this light and witty collection of 113 brainteasers. Included are the Four Famous Problems, featuring Archimedes’ Cattle Problem, Impossible Division, and apple and unit problems. The puzzles cover a variety of mathematical topics, from distance to measurements, money, speed, time, and more. Problems are primarily solved using the mathematics of daily life — addition, subtraction, multiplication, division, and fractions — plus algebra and clear, logical thinking. Most have solutions — some have more than one, while others are left to the skills of the reader. A delightful treat for any puzzle enthusiast.
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
🇺🇸 Ship from USA · On Agora since 2025
$27.05