In-depth Investigation: Sixteen Rocks
Children arrange place value cards to make 3-digit numbers and then add the digits. They look at patterns.
In-depth Investigation: Which Scripts?
There are six numbers written in five different scripts. Can children sort out which is which? Which Scripts? from nrich.maths.org.
Use the Group activity from Day 1.
In-depth Investigation: Dancing Digits
Children use place value addition and subtraction to write chains which ‘swap’ the 10s and 1s digits.
In-depth Investigation: What is the Time?
Can children put these times on the clocks in order? What is the Time? from nrich.maths.org.