More ideas from Cargo
Golden Mean Calipers

Golden Mean Calipers go beyond measuring a single distance. They show two distances that are in the perfect Golden Mean ratio to one another! For a smart DIY project, make a cardboard model that shows a ratio of your choice, like or Pi.

Perfect for campfire cooking

We& almost at the end of our Sizzling Summer Round Up and today& give-away is one HOT item! And just in time for some summer camping o.