Tim Penner

21 Flips | 1 Magazine | 7 Likes | 2 Following | @timpenner | Keep up with Tim Penner on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Tim Penner”

How to build a router table for Woodworking for under $10 - Woodworking video for beginners


The incredible evolution of supercomputers' powers, from 1946 to today

The bigger they are, the harder they compute<p>Engineers measured early computing devices in kilo-girls, a unit roughly equal to the calculating ability of a thousand women. By the time the first super­computer arrived in 1965, we needed a larger unit. Thus, FLOPS, or floating point operations (a type …

Build a Raspberry Pi-Powered Linux Laptop That Fits in Your Pocket

I made this little Nintendo DS sized computer using a Raspberry Pi and a bunch of off-the-shelf parts. It is a fully functional linux computer that can do most things a full system can (games, web stuff, videos, music etc).<p>You can also output the video to an external monitor, transforming it into a …

The Easiest Way To Make A Cigar Box Guitar

How to make a cigar box style electric guitar

Circle Centre Finder - Handmade Hand Tool / Measurement / Precision

How to Build a Cinder Block Wall

A well-constructed cinder-block wall can bring privacy, security, and visual interest to your landscaping. Although building a wall is a challenging …

Learn How to Screen Print and Make Custom ANYTHING for Under $20

We don’t just write about creativity here at Brit + Co — we <i>pass</i> creativity around. We have a whole slew of online classes and DIY kits that enable you to be creative by teaching you a variety of DIY techniques and skills — like this new class all on screen printing!<p>Plus, we’ve got the best of the …

Screen Printing

Wooden Kant Twist Clamp


Belt Sander Conversion With Dust Collection - 115


DIY Thickness Sander Is Good Enough For A Guitar Shop

[Pat] is a luthier and general guy that likes to build stuff. In order to get his guitars to come out the best they can, he needed a thickness …

Apple Pie Bites on a Stick

How to Make a Galaxy Layered Drip Cake<p>Fruit Caviar - Molecular Gastronomy<p>Instant Ice Cream for Winter Adventures<p>Cooking Class<p>these look so …

Using SIMMs to Add Some Extra RAM on your Arduino UNO

A Single In-line Memory Module (SIMM) is a type of memory module containing Random Access Memory (RAM) which was used in computers from the early …

30 Brilliant Test Answers From Smartass Kids

When a child’s answer to a question on a quiz or test is incorrect but clever, should they get credit for it? Here are 30 clever test answers that …

Vanishing Leprechaun, Disappearing Dwarf and Swinging Sixties Pin-up Girls – puzzles in pictures

• Share on Facebook<br>• Share on Twitter<br>• Share via Email<p>A pictorial history of a much-loved, much-imitated geometrical illusion<p><i>Blogpost: The Vanishing Leprechaun puzzle explained</i>

Empire State Building vanishes: amazing images of geometrical illusion

This puzzle will fry your brain. It did mine the first time I saw it. I couldn’t quite believe what my eyes were telling me.<p>Look closely at the two images above and count Empire State Buildings. The skyscraper appears 14 times in the top image and 15 times in the one below.<p>Both images are made from …

New design, upright table clamp

Simple Surface Mount PCB Milling With The Othermill

Milling PCBs has historically been a bit of a trial, with long wait times and expensive board manufacturers. We here at Other Machine Co. like to think we have solved this prototyping problem by producing the Othermill, a tiny 3-axis mill that fits on a desktop and is perfect for PCB milling (among …