ToddFun.com

Project: Tool to help teachers draw rule lines for elementary kids to practice writing letters and words.
Requirements: Tool must be easy to use, easy to change markers and increase efficiency of drawing rule lines on white boards.

(more…)

Here is a cheap way to take super close-up photos using nothing more than a 5mega pixel digital camera (set to close-up) with some cheap magnifying eye loupes.  The first photo below is a super close-up photo using two loupes. The next photo is the stacked loupes which gave me this very nice zoom feature. The loupes cost $1 dollar each at Harbor Fright. Continue reading to learn more and what sparked this simple yet successful idea.

(more…)

This is a record of my assembly of the new Sanguino microcontroller board inspired by the Arduino project, specifically the Boarduino version. The sanguino is essentially the big brother to the Arduino and Boarduino (see comparision link). This new board design is the brain child of Zach Hoeken of NY and is distributed through RepRap Research Foundation store.

All the parts are accounted for except I got a straight serial header instead of a 90 degree as the docs indicate.

(more…)