If you are not happy about such names of your photo files as "Img_0275.jpg", "Dsc00403.jpg", you need a tool to solve this problem - it is Fast Photo Renamer. You can rename either each photo separately or all photos in a folder at once.
MathLanders A+ is a math practice software for grades 1 to 6 featuring online daily and weekly math competitions, worksheet generation, automatic difficulty progression, parent surveillance and control, performance reports and much more.