Learn all the major and minor scales, key signatures, harmony even Perfect Pitch.
Personalize the appearance and metadata of both ePub and PDF books in iBooks.
Easily create and share crossword and word search puzzles (web, print, & PDF).
Check your level of knowledge for the National Council Licensure Examination-Practical Nurse.
Environment for numeric and symbolic calculation in physics, mathematics,...
Learn to solve the simple equations and inequalities.
Instruct, monitor and interact with your students in a MAC, Linux or mixed environment.
