Module 4 — The Language of Algebra: Expressions, Substitution & Algebra Habits
Build the algebra habits confident Grade 9 students have: translating words into expressions, collecting like terms, and evaluating by substitution.
30 questions, easiest → hardest
30 auto-graded
Full worked solutions
Winny Score tracks mastery
Work through every question after Lesson 4. Wrong answers show the full worked solution — read it, then the next question gives you another shot at the same idea. Aim for a Winny Score of 80+.