Mental Math Level 1 encompasses various skills suitable for children aged 6 to 9. These skills include:

- Counting On
- Counting Back
- Counting On or Back
- Double the single digit number
- Ten to teen
- Plus One Fact
- Plus Two Fact
- Plus Three Fact
- One more than a number
- One less than a number
- Two more than a number
- Two less than a number
- one more or less than a number
- Two more or less than a number
- One and Two more or Less than a number
- Skip Counting by One
- Skip Counting by Two
- Double Plus One More Group
- Skip Counting by One, Two or Three

These skills are designed to be easily comprehensible and engaging for children in the specified age range, allowing them to develop their mental math abilities effectively.

Mental Math Level 2 covers a wide range of skills to strengthen mathematical abilities in children. These skills include:

- Plus One, Two and Three Fact
- Partners of Ten
- Addition: Double plus 1
- Addition: Double plus 2
- Addition: No Change Fact
- Addition of Tens
- Subtraction of Tens
- Addition and Subtraction of Tens
- Addition: Round to nearest 10
- Subtraction: Round to nearest 10
- Addition: Double (up to 19)
- Addition: Nearest Double
- Subtraction: Up through 10
- Subtraction: Back through 10
- Addition: Front End addition
- Rounding to nearest 10
- Addition: Compatibles
- Skip Counting by 2 and 3
- Skip Counting by 4
- Skip Counting by 5
- Skip Counting by 1, 2, 3 and 4
- Skip Counting by 10
- Skip Counting by 2, 5 and 10
- Skip Counting by 3, 4, 5 and 10

These skills aim to enhance mental math abilities and provide a strong foundation for further mathematical learning.

Mental Math Level 3 encompasses a variety of skills designed to strengthen multiplication abilities. These skills include:

- Multiplication: Double (Products to 18)
- Multiplication: Clock facts (Products to 60)
- Multiplication: Nifty Nines (Products to 81)
- Multiplication: No change facts (Products to 9)
- Multiplication: Tricky Zeros (Products to 9)
- Multiplication: Double-Double (Products to 36)
- Multiplication: Double Plus 1 more set
- Skip Counting by 2, 3, 4 and 5
- Skip Counting by 6
- Skip Counting by 7
- Skip Counting by 6 and 7
- Skip Counting by 8
- Skip Counting by 9
- Skip Counting by 8 and 9
- Skip Counting by 6, 7, 8 and 9

These skills aim to enhance multiplication fluency and develop a solid foundation for advanced mathematical concepts.

Mental Math Level 3 introduces a range of skills to strengthen addition, subtraction, multiplication, and skip counting abilities. These skills include:

- Addition: Making 10’s
- Addition: Making 100’s
- Addition: Making 1000’s
- Addition: Making 10’s, 100’s and 1000’s
- Subtraction: Making 10’s
- Subtraction: Making 100’s
- Subtraction: Making 1000’s
- Subtraction: Making 10’s, 100’s and 1000’s
- Subtraction: Compensation
- Multiplication: Multiply by 10
- Multiplication: Multiply by 10 and 100
- Multiplication: Multiply by 10, 100 and 1000
- Skip Counting by 3 to 7
- Skip Counting by 6 to 10
- Skip Counting by 11
- Skip Counting by 15
- Skip Counting by 20
- Skip Counting by 11, 15 and 20

Mental Math Level 5 offers a comprehensive set of skills to enhance subtraction, multiplication, and skip counting abilities. These skills include:

- Subtraction: Balancing for a Constant Difference
- Multiplication: Mutiply by 0.1
- Multiplication: Multiply by 0.1 and 0.01
- Multiplication: Multiply by 0.1, 0.01 and 0.001
- Multiplication: Front End Multiplication (Distributive Principle)
- Multiplication: Compensation
- Skip Counting by 1 to 10
- Skip Counting by 50
- Skip Counting by 100
- Skip Counting by 5, 10, 50 and 100
- Skip Counting by 12
- Skip Counting by 13
- Skip Counting by 14
- Skip Counting by 16
- Skip Counting by 17
- Skip Counting by 18
- Skip Counting by 19
- Skip Couning by 9, 11, 12, 13 and 14
- Skip Counting by 16 to 19
- Skip Counting by 11 to 20
- Skip Counting by 1 to 20

These skills aim to develop mental calculation skills, promote problem-solving abilities, and foster a deep understanding of numbers and numerical relationships. By mastering these techniques, students will gain confidence and fluency in mental math calculations at an advanced level.