Vicki Pike was one of four NRICH Teacher Fellows who worked on embedding NRICH materials into their teaching. In this article, she writes about her experiences of working with students at Key Stage two.
A particular technique for solving Sudoku puzzles, known as "naked pair", is explained in this easy-to-read article.
My average speed for a journey was 50 mph, my return average speed of 70 mph. Why wasn't my average speed for the round trip 60mph ?
Tim had nine cards each with a different number from 1 to 9 on it. How could he have put them into three piles so that the total in each pile was 15?
Match the cumulative frequency curves with their corresponding box plots.
Can you describe a piece of paper clearly enough for your partner to know which piece it is?
Investigate different ways of making £5 at Charlie's bank.
