Free Acceleration Calculator  Solves for any of the 4 items in the acceleration equation including initial velocity, velocity, and time.
Free Angular Momentum Calculator  Solves for any of the 4 variables in the angular momentum equation, L, V, M, and R
Free Centripetal Acceleration Calculator  Solves for any of the 3 items in the centripetal acceleration formula, centripetal acceleration, rotational speed, and radius.
Free Falling Object Calculator  Calculates any of the 3 items in the falling object formula, distance (s), acceleration (a), and time (t).
Free Free Fall Speed Calculator  Given a height, this calculates free fall speed based on gravitational force
Free Frequency and Wavelength and Photon Energy Calculator  Provides the following 3 items using the speed of light and Plancks constant (h):
 Given a frequency of centimeters, feet, meters, or miles the calculator will determine wavelength in Hz, KHz, MHz, GHz

Given a wavelength of Hz, KHz, MHz, GHz, the calculator will determine frequency in centimeters, feet, meters, or miles
 Calculates photon energy
Free Gravitational Force Calculator  Using Sir Isaac Newtons Law of Gravitational Force, this calculator determines the force between two objects with mass in kilograms at a distance apart in meters using the constant of gravity.
Free Kinematic Equations Calculator  Given the 5 inputs of the 4 kinematic equations, this will solve any of the equations it can based on your inputs for the kinematics.
Free Kinetic Energy Calculator  Solves for any of the 3 items in the kinetic energy equation: Energy (e), Mass (m), and Velocity (v)
Free Lever Systems Formula Calculator  Solves for F_{1}, F_{2}, d, or x.
Free Littles Law Calculator  Given two out of the three inputs for Littles Law, Throughput (TH), Cycle Time (CT, and WIP, this solves for the third item.
Free Moment of Inertia Calculator  Calculates any of the 3 items from the Moment of Inertia equation, Inertia (I), Mass (M), and Length (L).
Free Parallel Resistors Calculator  Given a set of parallel resistors, this calculates the total resistance in ohms, denoted R_{t}
Free Resistor Color Codes Calculator  Given 3 Band level color codes and a tolerance color chosen, this calculates the resistance in ohms and the tolerance percentage
Free Strain Calculator  Solves for any of the 3 items in the strain equation: Change in Length, Strain, and Original Length
Free Stress Calculator  Solves for any of the 3 items in the stress formula: Stress, Force, and Area
Free Thin Lens Distance Calculator  Given two out of three items in the thin lens equation, this solves for the third.
Free Work Calculator  Solves for any of the 3 variables, Work (W), Force (F) and Distance (d) in the work formula
Free Youngs ModulusStressStrain Calculator  Calculates any of the 3 items in the Youngs Modulus equation with stress and strain.