Mohadra
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Mathematics Foundations

Build a clear understanding of how value, order, and direction work in everyday math.

20Courses
60Lessons
120Micro-lessons
Course #1

Number Systems

Practical exploration of counting values, zero, and positive and negative directions in daily life.

Open course
3 Lessons6 Micro-lessonsDifficulty: Beginner
Course #2

Place Value

Understanding how digit position changes value.
Open course
3 Lessons6 Micro-lessonsDifficulty: Not set
Course #3

Factors & Multiples

A practical course that trains students to break down values and recognize repeating patterns using factors and multiples.
Open course
3 Lessons6 Micro-lessonsDifficulty: Not set
Course #4

Basic Operations

A practical course that builds strong foundations in using addition, subtraction, multiplication, and division.
Open course
3 Lessons6 Micro-lessonsDifficulty: Not set
Course #5

Order of Operations

A practical course that helps teens apply the correct hierarchy of operations to avoid calculation errors.
Open course
3 Lessons6 Micro-lessonsDifficulty: Not set
Course #6

Fractions

Explore the world of fractions, understanding their role in representing parts of a whole and mastering operations involving them.
Open course
3 Lessons6 Micro-lessonsDifficulty: Intermediate
Course #7

Decimals

Explore the world of decimals and their applications in mathematics.
Open course
3 Lessons6 Micro-lessonsDifficulty: Intermediate
Course #8

Percentages

Explore the world of percentages and how they are used in various real-life scenarios.
Open course
3 Lessons6 Micro-lessonsDifficulty: Intermediate
Course #9

Ratios

Explore the concept of ratios and how they are used to compare quantities and interpret proportional relationships.
Open course
3 Lessons6 Micro-lessonsDifficulty: Intermediate
Course #10

Estimation

Explore advanced estimation techniques to refine mathematical reasoning and decision-making.
Open course
3 Lessons6 Micro-lessonsDifficulty: Intermediate
Course #11

Exponents

Advanced mastery of exponents: judgment under ambiguity, calibration of power laws, and restraint in applying exponent rules under real constraints.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #12

Scientific Notation

Advanced judgment in using scientific notation for extreme values. Focus on recognizing limits, compounding errors, and when restraint prevents damage.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #13

Absolute Value

Advanced mastery of absolute value: judgment, restraint, and calibration under ambiguity and edge cases.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #14

Number Properties

Advanced mastery of number properties: commutative, associative, distributive laws. Focus on judgment, restraint, and calibration in ambiguous mathematical situations.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #15

Prime Numbers

Advanced judgment in using prime numbers for factorization, focusing on ambiguous cases and long-term consequences.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #16

Divisibility Rules

Mastery of divisibility rules under ambiguous and high-stakes conditions. Focus on judgment, restraint, and calibration when common strategies fail.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #17

Rounding

Advanced judgment in rounding: recognizing when standard methods fail, and calibrating decisions under ambiguity.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #18

Numerical Patterns

Advanced mastery of numerical sequences: judgment, restraint, and calibration in ambiguous and high-stakes situations.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #19

Problem Solving

Master advanced judgment in solving ambiguous, multi-step mathematical problems. Focus on restraint, calibration, and error detection under pressure.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced
Course #20

Math Mastery

Advanced calibration for teens who already use mathematics in real situations. Focused on judgment, restraint, and error detection in ambiguous computation.
Open course
3 Lessons6 Micro-lessonsDifficulty: Advanced