FREE Publications
STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Color 3D Printers for You

Learn about 3D printing with color and choosing the right printer for your application.

Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

CNC Machining Design Guide

Optimize your designs, reduce machining time, and lower your costs.

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

Salary Expectation
Injection Molding ...
Metal 3D Printing ...
Rapid Color 3D Pri...
3D Scanners
Negotiate Your Sal...
3D Printing in Too...
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Materials
 
Unit Conversion
Design Center
 
Formulas
Processes
 
Mathematics
Engineering Calculators
Design Aids
SpringWire / Sheet Gages
FractionHardness Conversion
O-Ring: Sizing / Material

Solid Mechanics
BeamPlateVibration
Stress/Strain Transform, Failure
Principal Stress / StrainElastic Const
Composite MaterialStiffnessABD
Fluid and Thermal
Reynolds NumberVenturi Flowmeter
Pipe FrictionRadiation
Laminar Flow over Plate

Mathematics
Base-NGamma Function
Gauss Quads: Legendre / Laguerre
LoanLeaseAPR
Symbolic Calculators
Wolfram webMathematica
Integral dx 
Calculus: Integral, Derivative, Limit
Matrix: Inverse, Eigenvalue, Linear System
Plot: 2D, 3D, Parametric
Numerical: Root, Curve Fit
Transform: Laplace, Fourier...more
wolfram alpha notebook edition