Tom.McBlack

One Minute Changes - learning guitar chords:The app supports you in practicing Justin Sandercoe's 1 Minute Changes exercise for guitar beginners.I …

One Minute Changes Pro - learning guitar chords:This is the ad-free Version of One Minute Changes. To avoid misunderstandings, i emphasize that this i …

The app allows the calculation of the molar mass of chemical compounds accurately to five decimal places.Furthermore there's a history function in …