How to Start
Click or tap
Start to line up the board. Then click or tap on a red sunflower, now do the same on a yellow
sunflower to draw a line. The aim is to cross out all the sunflowers and end at the opposite red one in just 12 straight lines.
Lines can be in any direction across the board and you can cross out a sunflower more than once if lines cross. To start again just
click or tap
Clear. This puzzle appears in Henry Dudeney’s 1917 puzzle book. The emergency
Solution
button is to show you that it can be done.
Now, anyone for
cupcakes?