Interesting updates from Crookedbrains.

Posted: 09 Feb 2011 05:04 AM PST

Ladder Ruler: This creative ruler is designed to look like a miniature replica of a ladder.

Safety Cutter: It's a combination of safe knife and a ruler designed for finger protection.

Ruler Pen: Designed by ShiKai Tseng, the cap is the length of the whole pen, and is printed with ruler markings from one edge.

Ball Ruler: This device has to be attached to the pen and it helps to draw straight lines without using a ruler, measuring the drawn distance at the same time.

Calculator Ruler: This ruler comes with a built-in calculator and digital clock.

Fantastic Four: It's an innovative ruler pen that features an orange highlighter, a black ballpoint pen, a pencil and a stylus all in one.

Ruler Mirror: Designed by Juanco - lorbus, it allows you to measure your height.

f,l,o,w,e,r,s: Creation of designer Norihiko Terayama, these are handmade acrylic rulers created with small dried flowers and each stem is meticulously placed one centimeter apart.

Split Ruler: This wooden ruler comes with a split that functions as a place to keep your pencil when not in use.

Ruler Bracelet: Made of stainless steel, it has inches on the outside and metric on the inside.

Pocket Knife Ruler: It combines folding knife with folding precision ruler.

New Rule: It has bigger numbered, higher contrast measurement bars, displays the millimeter measurement as numbers on a wheel and a slider that rests against the track and clicks each time it passes over a tooth giving an audible feedback of each millimeter.

Wooden Ruler: Unusual ruler by Atypyk, France.

Arch Ruler: Creation of designer Tomoya Yoshida said to be "more convenient and enjoyable than your old fashioned, traditional ruler."

Soft Ruler: This flexible ruler occupies less space as it folds off.

Electronic Ruler: To measure, all you need to do is just touch the point along the ruler and you can read the length.

Leather Ruler: It works just like any other ruler and what makes it to stand out is a large piece of supple leather that provides the weight and traction necessary to draw important straight lines.