Counting stones

How many stones are on the panel?

We know that the hole in the hanging piece measures 10 x 10cm

We know that the panel measures 2 x 1m.

Can you use this data to count how many stones are on the panel?

Will it be an exact or approximate calculation?

How many steps would you take to get an acceptable result?

  • Hotel Area: Sala Lluís Santaló
  • Minimum age: from 10 years old.
  • Required time: 5 minutes.
  • Number of participants: One or more people
  • Keywords: Count, estimate.
  • Taxonomy: Probability and statistics