HighMark is an iPhone application developed by Hal Broadhead. It is a full version educational tool designed to help educators assess the skills and progress of their students. With HighMark, educators can engage their students in fun assessments and track their progress for later review.

One of the key features of HighMark is its wide range of assessment options. Educators can choose from 51 different assessments that are suitable for preschoolers through early elementary grades. These assessments cover various skills such as colors, uppercase and lowercase letters, rhymes, opposites, positioning, sorting, syllables, handwriting, letter selection, reading, sight words, blends, shapes, 3D shapes, numbers 0-100, patterns, sizing, and counting.

HighMark provides a comprehensive approach to student assessment, making it a valuable tool for educators. With its engaging assessments and detailed progress tracking, educators can easily monitor their students' learning journey and tailor their teaching strategies accordingly.