In this parity bits worksheet, students read about pixels and data strings. Students are given 2 data strings that are corrupted by cosmic ray glitches and they identify the bad data and create a valid data string.

The interactive tutorial examines properties of digital images as they relate to forensic science. Learners classify and measure hair samples to determine the suspect most likely to have been at the crime scene. The resource has an...

The interactive tutorial explores digital imaging. Students investigate the nature of fading in old photographs and correct the photographs digitally. The resource has an interactive online version and a printable data sheet.