Science Tools

36 free online science tools and calculators. No sign-up required, instant results.

36 tools in Science

Acceleration Calculator

Carbon Footprint Calculator

Constellation Finder

Constellation Guide

Density Calculator

Dilution Calculator

Earthquake Magnitude Scale

Earthquake Preparedness Checklist

Eco Product Comparison

Electricity Usage Calculator

Fossil Identification Guide

Frequency to Note Converter

Half-Life Calculator

Ideal Gas Law Calculator

Light Year Calculator

Light Year Converter

Meteor Shower Calendar

Mineral Hardness Chart (Mohs Scale)

Molarity Calculator

Moon Phase Calculator

Orbital Velocity Calculator

Pendulum Calculator

Planet Weight Calculator

Rock Identification Guide

Rocket Equation Calculator

Satellite Orbit Calculator

Soil Type Chart

Solar Panel Calculator

Solar System Scale Model

Space Age Calculator

Star Magnitude Calculator

Telescope Magnification Calculator

Water Footprint Calculator

Wave Calculator

Wavelength Calculator