Collecting data

There are 25 NRICH Mathematical resources connected to Collecting data
Three Ball Line Up
problem

Three Ball Line Up

Age
5 to 7
Challenge level
filled star filled star empty star
Use the interactivity to help get a feel for this problem and to find out all the possible ways the balls could land.
Two and One
problem

Two and One

Age
5 to 7
Challenge level
filled star filled star filled star
Terry and Ali are playing a game with three balls. Is it fair that Terry wins when the middle ball is red?
Inspector Morse
problem

Inspector Morse

Age
11 to 14
Challenge level
filled star empty star empty star
You may like to read the article on Morse code before attempting this question. Morse's letter analysis was done over 150 years ago, so might there be a better allocation of symbols today?
Enriching Data Handling
article

Enriching Data Handling

This article for teachers looks at some suggestions taken from the NRICH website that offer a broad view of data and ask some more probing questions about it.
What Does it Say to You?
article

What Does it Say to You?

Written for teachers, this article discusses mathematical representations and takes, in the second part of the article, examples of reception children's own representations.