Feynman’s Tips on Physics

A helpful set of tips to help people struggling with physics problems. Richard Feynman helps you solve them with his typical humor.

Surely You’re Joking, Mr. Feynman!

Richard Feynman is well known for his contributions to quantum mechanics, but should also be known for so much more, like his bongo playing, or safe cracking.

Blueprint for a Battlestar

Want to build your own death star, or terraform Mars? This book looks at some of the most common science fiction technologies and shows how close we are today.

Engineering Formulas

A great reference for engineers and scientists. Contains constants and formulas for everything from kinematics to radiation physics to differential equations.

Frick Belt Feed Sawmills No. 00

A useful reference for anyone working on Frick 00 sawmills. Also a great reference for those interested in belt feed sawmills in general with in depth drawings.

Pocket Ref

The ultimate quick reference book for engineers, tradespeople, and DIY’ers everywhere. Covering topics from chemistry, to carpentry, to first aid.

Thing Explainer

Randall Munroe helps you learn about complex things using only the top thousand words in the English language leading to a fun adventure in learning.

What If?

From the author of XKCD comes a book that answers questions others may find silly. Every answer thoroughly researched and explained no matter how absurd.