**The Main Challenge**

This is a *Banana & Clock Puzzle* which caused quite a stir and promoted lots of discussion on *twitter*:

What do you think the answer on the final line is?

**The**** 7puzzle Challenge**

The playing board of **the 7puzzle game** is a 7-by-7 grid of 49 different numbers, ranging from **2 **up to **84**.

The 2nd & 3rd rows contain the following fourteen numbers:

8 13 17 25 28 36 42 45 48 55 63 64 66 80

What is the difference between the highest and lowest multiples of 6?

**T****he Factors Challenge**

**The Mathematically Possible Challenge**

Using **8**, **10** and **12 **once each, with + – × ÷ available, which is the ONLY number it is possible to make from the list below?

60 61 62 63 64 65 66 67 68 69

#*NumbersIn60s*

**The Target**** ****Challenge**

Can you arrive at **294** in two different ways when inserting **3**, **4**, **5**, **6** and **7** into the gaps below?

- ◯×◯×(◯×◯–◯) = 294

**Answers **can be found **here**.

**Click Paul Godding for details of online maths tuition.**