Most of MobyMax's curriculum covers Kindergarten through 8th grade.  Here is a breakdown for each subject:

Alphabet - Alphabet uses pictures, words, and sounds to make sure students recognize letters in any order of context and is recommended for developing readers.

Early Reading Trio - Early Reading Trio is made of three powerful modules that work together to reinforce early reading skills and are essential for helping your beginning readers become proficient readers quickly.

Fact Fluency - Fact Fluency’s adaptive instruction enables students to develop math fact fluency quickly. Fact Fluency is appropriate for any student who wants to learn addition, subtraction, multiplication and division facts 1-15.

Foundational Reading - Foundational Reading focuses on key skills such as phonological and phonemic awareness, decoding, segmenting, blending, syllabication, and more and is recommended for grades K-5.

Language - Language includes curriculum for grades K-8.

Mathematics - Math includes curriculum for grades K-8.

Numbers - Numbers starts with basic number identification but escalates quickly to multi-number addition and subtraction. We recommend it for grades 1-5, but older students maybe find the upper levels challenging and enjoyable as well.

Phonics Blending - Phonics Blending takes the skills students learn in Phonics Sounds to the next level! Students learn how to blend phonemes together to create words at three different difficulty levels.

Phonics Spelling - Students as young as three will love practicing spelling right in Moby! This is a great way for students to build on their understanding of phonics rules, practice and review skills, and spelling patterns.

Phonics and Spelling Rules - Phonics is a comprehensive phonics course that covers everything from the alphabet to Latin and Greek roots.

Reading Skills Informational/Literature - Students are introduced to grade level reading skills from grades K-8.

Reading Stories - Pairs literature and informational texts with similar topics to encourage deep reading and facilitate learning. Each grade from K-8 has 30 lessons, and each lesson has at least one literature and two informational texts.

Science - cience uses thousands of cognitive skill manipulatives to teach students to be better problem solvers, critical thinkers, and creative geniuses from grades 1-8.

Sight Words (Dolch and Fry) -  With Sight Words, students improve their recognition of high-frequency words and become faster, more fluent readers. This covers four different difficulty levels of words and would be appropriate for any student who wants to grow in reading skills.

Social Studies - Social Studies is built using Moby’s revolutionary cognitive skill manipulatives that allows students to explore, discover, and think through concepts on their own from grades 1-8.

Spelling List - With access to thousands of words, students of all ages will love how quickly they become expert spellers using Spelling List!

State Test Prep (all subjects) - Moby Test Prep is a highly effective and comprehensive review of grade level material ranging from grades K-8.

Vocabulary -  Vocabulary is based on a Find-Learn-Practice-Review cycle that ensures students both learn new words quickly and retain vocabulary knowledge for a lifetime. It is appropriate for any student who wants to expand their vocabulary and has 7 levels of difficulty. The highest level even includes high school level words.

Writing Assignments - This is customizable by the teacher for all grade levels. Writing Assignments is a complete submission-revision-grading system where you can create, edit, and grade assignments using either pre-made Common Core rubrics or your own.

Writing Workshop - Writing Workshop has scaffolded writing tasks that guide students through each step of the writing process and is recommended for grade levels 3-8.