Year 4 Conjecturing and generalising

This activity focuses on rounding to the nearest 10.

This activity focuses on similarities and differences between shapes.

On the planet Vuv there are two sorts of creatures. The Zias have 3 legs and the Zepts have 7 legs. The great planetary explorer Nico counted 52 legs. How many Zias and how many Zepts were there?

These sixteen children are standing in four lines of four, one behind the other. They are each holding a card with a number on it. Can you work out the missing numbers?

Using the picture of the fraction wall, can you find equivalent fractions?

There are nasty versions of this dice game but we'll start with the nice ones...

In this activity, the computer chooses a times table and shifts it. Can you work out the table and the shift each time?

This activity involves rounding four-digit numbers to the nearest thousand.

What happens when you round these three-digit numbers to the nearest 100?

Use two dice to generate two numbers with one decimal place. What happens when you round these numbers to the nearest whole number?

Amy has a box containing domino pieces but she does not think it is a complete set. Which of her domino pieces are missing?

This challenge is a game for two players. Choose two of the numbers to multiply or divide, then mark your answer on the number line. Can you get four in a row?

Each light in this interactivity turns on according to a rule. What happens when you enter different numbers? Can you work out the rule for each light?

Four strategy dice games to consolidate pupils' understanding of rounding.

There are three tables in a room with blocks of chocolate on each. Where would be the best place for each child in the class to sit if they came in one at a time?