OctoStudio is a free coding app that combines coding and smartphones. Created by MIT Media Lab, this uses a phone's audio and ...

TypeBlaster: A responsive, space-themed typing game where players defend against enemy ships by typing words correctly. Features dynamic difficulty, visual effects, and works on all devices from ...

If you're taking the standard deduction and have no other deductions, your taxable income for purposes of using this calculator would be $50,000 ($70,000 - $15,000 - $5,000).