Napier's Bones are an age-old tool for multiplying and dividing big numbers quickly. Scottish mathematician John Napier invented these rods to make multiplication easier.
What's in the kit
9 sticks, each 20 cm x 2.5 cm
Usage manual
Why you'll love it
Helps students multiply and divide large numbers quickly and accurately
A neat way to understand how basic maths works, and to practise mental calculation
Perfect for
Students and teachers – and a lovely gift to build curiosity about mathematics.
