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## Transcript

Someone left this box in the classroom.
It has a lock with a four number combination.
Are you ready to open it?

Open the lock

To know the combination you should solve the next five clues

Don't forget to write down all the clues, you will need the at the end

Letter soup

Find all the words. With the remaining letters you will get the first clue.

37

33

34

First clue

Prime, Multiply, Positive, Count, Zero, Negative, Eight, Two, Adition, One

Try again

Isabel's best friend

Listen to Isabel's description of her best friend. Then decide which is Isabel's best friend.

1

2

3

4

5

6

7

8

My friend works as a doctor. She has short hair and wear glasses. Her hair is red

Try again

Who is the intruder?

Look at the numbers. Which one does not belong to the group.

23

5

29

11

13

3

17

7

21

47

19

31

Try again

Find the value of Mystery

e = -5
m = 14
r = m + 6
s = m - 1
t = 37
y = -11

68

62

57

52

Try again

Who has no couple?

A number less than thirty and prime

A number greater than eight and odd

A number even and mutiple of 5

A number that is a divisor of 12 and 15

21

5

17

3

30

Try again

Find out the combination

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