CODE SQUARES STUDENT ACTIVITY

To break the Enigma code the codebreakers had to use lots of small bits of information to find the full code and decipher the message.

Can you decipher this message?You will need to work out the value of each picture, do some adding and use the code wheel below.

CODE WHEEL 1A

2B 3

C 4D 5E

6F

7G8H

9I

10J

11K

12L

13M

14N

15O

16P17

Q18R

19 S

20 T21 U

22V

23W

24X

25Y

26Z

MESSAGE

Step 1: Work out the value of each picture

9

8

8

13

14 17

7

17

8 16

Picture Value

Step 2: Add up the values of the pictures in each column of the message.Write the numbers in the white boxes.Step 3: Look up each number on the code wheel to find the message.

Produced by Bletchley Park in collaboration with Sally Bryant, Bletchley Park Teacher Forum. It can be modified and reproduced for use in the classroom only. bletchleypark.org.uk/learn