13 September 2014

209. Tree to fish

Easy Medium Hard Extreme


Move 2 sticks to convert the tree into a fish swimming upwards.

07 September 2014

208. Move 3 creating 4 equal squares

Easy Medium Hard Extreme


Move 3 sticks to create 4 squares, all equal in size.

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There are also other solutions.

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31 August 2014

207. Star to 6 rhombuses

Easy Medium Hard Extreme


Move 6 sticks to create 6 Rhombuses (or 6 diamonds).

30 August 2014

206. Square 4X4: Remove sticks leaving no squares

Easy Medium Hard Extreme


What is the MINIMUM number of sticks to be removed leaving NO squares?

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A minimum of 10 sticks must be removed. There are also other solutions.

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24 August 2014

205. Move 2 creating 4 rectangles and 2 squares

Easy Medium Hard Extreme


Move only 2 sticks to create 4 rectangles and 2 squares.

17 August 2014

204. Mathematical : 1 plus 2 minus 3 is not 199

Easy Medium Hard Extreme


There is a bit of a cheekiness about this one!

Move only 1 stick to make the above equation true.

09 August 2014

203. Rectangle 4X2 : Remove 10 leaving 5 squares

Easy Medium Hard Extreme


Remove 10 sticks leaving exactly 5 squares. The squares don't have to be equal in size.

Show Answer

There are also other solutions

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02 August 2014

202. No squares to 2 squares

Easy Medium Hard Extreme


There are no squares in the figure. Move 4 sticks to form 2 squares. All the sticks must form part of the formation of the 2 squares. The 2 squares don't have to be equal in size.

26 July 2014

201. A rhombus and a triangle

Easy Medium Hard Extreme


Move 2 sticks to create a rhombus and a triangle.

19 July 2014

200. Big squares and small squares

Easy Medium Hard Extreme


Shown above are 2 squares (size 3X3) and 1 smaller square (size 2X2)

Move 8 sticks to create 3 squares with sizes 2X2 and 4 smaller squares with sizes 1X1. All sticks must be flat on the surface.

13 July 2014

199. Create 3 parallelograms and 2 triangles

Easy Medium Hard Extreme


Add 9 sticks to form 3 parallelograms and 2 triangles.

06 July 2014

198. Move 1 stick creating 8 squares

Easy Medium Hard Extreme


There are 7 squares of size 1X1 in the figure.

Move only 1 stick to create 8 squares. 6 squares must be of size 1X1 and 2 squares of size 2X2.

05 July 2014

197. Two plus one is three

Easy Medium Hard Extreme


Another tongue-in-the-cheek!

The sum of the 3 numbers (1 + 5078 + 2) in the figure is 5081. Remove 3 sticks to change the answer of the sum to 3.

Show Answer

In presenting the answer you should first turn the puzzle around. Now remove the 3 sticks as shown. Then 2 PLUS 1 is 3!

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04 July 2014

196. Rectangle 4X2 : Remove 10 leaving 3 squares

Easy Medium Hard Extreme


Remove 10 sticks leaving 3 squares, all equal in size.

Show Answer

There are also other solutions.

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27 June 2014

195. Create a 3 dimensional cube moving 3 sticks

Easy Medium Hard Extreme


Move 3 sticks to form a 3 dimensional cube.

22 June 2014

194. Forming 7 squares with 24 sticks

Easy Medium Hard Extreme


6 squares are formed with 24 sticks. All squares have a size of 1X1 matchsticks. Note there are no squares of sizes 2X2, 3X3 or 4X4.

How would you arrange the same 24 sticks to form 7 squares with sizes 1X1 and no other bigger sizes?

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There are also other solutions.

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15 June 2014

193. Squares 4X4: Remove 16 leaving 2 squares of equal size.

Easy Medium Hard Extreme


Remove 16 sticks leaving only 2 squares. The 2 squares may overlap.

14 June 2014

192. Mathematical : 99 minus 59 is not 10

Easy Medium Hard Extreme


Move only 1 stick to make the equation true.

13 June 2014

191. Squares : Increase 7 squares to 9

Easy Medium Hard Extreme


Confirm that there are 7 squares in the figure. Now move 4 sticks to create 9 squares. All squares don't have to be equal in size, but all sticks must be flat on the surface.

08 June 2014

190. Count the squares

Easy Medium Hard Extreme


How many squares do you count in the figure above?

Show Answer

Count the different sizes of the squares separately.

½X½ match squares: 4
1X1 match squares: 17
2X2 match squares: 9
3X3 match squares: 4
4X4 match squares: 1
------------------------
T O T A L squares: 35

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01 June 2014

189. Create 9 rhombuses adding 12 sticks

Easy Medium Hard Extreme


A rhombus (also known as a diamond) is a parallelogram with four sides of EQUAL length and whose angles are NOT right angled.

Add 12 sticks to form 9 rhombuses, all equal in size.

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The 12 sticks added are highlighted in grey.

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31 May 2014

188. Create 4 triangles using 6 matchsticks.

Easy Medium Hard Extreme


Shown above are 3 triangles created with 6 sticks. The triangles are numbered 1 to 3.

How would you create 4 triangles, still using 6 sticks? Sticks may not be broken and all sticks must be flat on the surface.

25 May 2014

187. Changing 3 to 9

Easy Medium Hard Extreme


How would you change the value of the 3 matchsticks to 9 without breaking any sticks? All sticks don't have to be flat on the surface and you may only move 2 sticks.

Show Answer

The Roman numeral for the letter 9 is IX.

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24 May 2014

186. Divide triangle into 3 equal parts

Easy Medium Hard Extreme


Add only 3 sticks to divide the triangle into 3 equal parts. The shape and size of the 3 parts must be exactly the same.

11 May 2014

185. Rectangle 3X2: Remove 4 leaving 4 equal squares

Easy Medium Hard Extreme


It is possible to remove 3 sticks leaving 4 equal squares, but can you remove 4 sticks also leaving 4 equal squares?

Show Answer

There are even more than the 3 solutions shown above.

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10 May 2014

184. Key to squares

Easy Medium Hard Extreme


Move 4 sticks to create 3 equal squares.