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There are **21** NRICH Mathematical resources connected to **Logic**, you may find related items under Decision mathematics and combinatorics.

Problem
Primary curriculum
Secondary curriculum
### Circular Circuitry

What will happen when you switch on these circular circuits?

Age 16 to 18

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Tom Learns to Cook

If Tom wants to learn to cook his favourite supper, he needs to make a schedule so that everything is ready at the same time.

Age 7 to 11

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Hmm ... When Should Tom Have Put the Rice on ...

Creating a schedule to cook a meal consisting of two different recipes, plus rice.

Age 11 to 16

Challenge Level

Game
Primary curriculum
Secondary curriculum
### Colouring Curves Game

In this game, try not to colour two adjacent regions the same colour. Can you work out a strategy?

Age 7 to 14

Challenge Level

Article
Primary curriculum
Secondary curriculum
### An Introduction to Computer Programming and Mathematics

This article explains the concepts involved in scientific mathematical computing. It will be very useful and interesting to anyone interested in computer programming or mathematics.

Age 16 to 18

Problem
Primary curriculum
Secondary curriculum
### The Jabber-notty

Can you invert this confusing sentence from Lewis Carrol?

Age 16 to 18

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Mind Your Ps and Qs

Sort these mathematical propositions into a series of 8 correct statements.

Age 16 to 18

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Notty Logic

Have a go at being mathematically negative, by negating these statements.

Age 16 to 18

Challenge Level

Article
Primary curriculum
Secondary curriculum
### Truth Tables and Electronic Circuits

Investigate circuits and record your findings in this simple introduction to truth tables and logic.

Age 11 to 18

Article
Primary curriculum
Secondary curriculum
### Logic, Truth Tables and Switching Circuits Challenge

Learn about the link between logical arguments and electronic circuits. Investigate the logical connectives by making and testing your own circuits and fill in the blanks in truth tables to record your findings.

Age 11 to 18

Article
Primary curriculum
Secondary curriculum
### Logic, Truth Tables and Switching Circuits

Learn about the link between logical arguments and electronic circuits. Investigate the logical connectives by making and testing your own circuits and record your findings in truth tables.

Age 11 to 18

Problem
Primary curriculum
Secondary curriculum
### Simple Counting Machine

Can you set the logic gates so that the number of bulbs which are on is the same as the number of switches which are on?

Age 11 to 16

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Not Another NAND!

Prove that you can make any type of logic gate using just NAND gates.

Age 14 to 18

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Adding Machine

Can you set the logic gates so that this machine can decide how many bulbs have been switched on?

Age 16 to 18

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Procedure Solver

Can you think like a computer and work out what this flow diagram does?

Age 16 to 18

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Flow Chart

The flow chart requires two numbers, M and N. Select several values for M and try to establish what the flow chart does.

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Coins

A man has 5 coins in his pocket. Given the clues, can you work out what the coins are?

Age 11 to 14

Challenge Level

Problem
Primary curriculum
Secondary curriculum
### Crossing the Bridge

Four friends must cross a bridge. How can they all cross it in just 17 minutes?

Age 11 to 18

Challenge Level

Article
Primary curriculum
Secondary curriculum
### Logic

What does logic mean to us and is that different to mathematical logic? We will explore these questions in this article.

Age 7 to 14

Article
Primary curriculum
Secondary curriculum
### Logic, and How it Should Influence Our Teaching

Providing opportunities for children to participate in group narrative in our classrooms is vital. Their contrasting views lead to a high level of revision and improvement, and through this process they become more aware of "thinking". This article looks at the way we handle these narratives.

Age 5 to 16