Secrets of Mental Math: The Mathemagician's Guide to Lightning Calculation and Amazing Math Tricks - Arthur Benjamin
type: Product
sku: 15932749
gtin: 9780307338402
brand: Arthur Benjamin
category: Cărți
offers: Offer
  price: 111.6
  price currency: RON
  availability: https://schema.org/InStock
  condition: https://schema.org/NewCondition
  seller: libris.ro
  price valid until: 2026-08-26
  valid from: 2026-08-07T12:48:09.457Z