Company NECTAR created these great apps:
Math Trek K-3 Lite, Language Trek K-2 Lite, Math Trek Fundamentals - Lite, Excel in English - Lite, Excel in English: Just Explore, Excel in English: Kick It, Math Trek kindergarten, Math Trek Grade 1, Math Trek Grade 2, Math Trek Grade 3, Math Trek: Algebra Fundamentals, Math Trek: Data Analysis Fundamentals, Math Trek: Geometry Fundamentals, Math Trek: Measurement Fundamentals, Math Trek: Number and Operations Fundamentals, Language Trek Kindergarten, Language Trek Grade 1, Language Trek Grade 2, Excel in English: Puzzle Play, Trek de Math Maternelle, Trek de Math 3, Trek de Math 1, Trek de Math 2, and others..