JOHN NI

Eight Whodunnit mystery activities covering the complete Year 8 Algebra strand — Victorian Curriculum v2.0. Every activity uses the same proven mechanic: students solve maths problems to eliminate suspects and identify the culprit. No question can be skipped. Every answer matters. Each activity includes a student mystery page and a full teacher answer key with worked solutions, common errors table, curriculum code, and pedagogy notes. ✅ WHAT'S INCLUDED (8 print-ready PDFs) 01 · The Science Lab S

A complete Year 8 Mathematics bundle aligned to Victorian Curriculum v2.0, covering all five strands: Algebra, Number, Measurement, Statistics, and Space. Seven full worksheets, each with a student worksheet and complete answer key.Included worksheets:- Year 8 Algebra — Linear Equations, Inequalities & Modelling: solving equations, inequalities, linear modelling, algebraic reasoning- Year 8 Algebra — Expanding & Factorising: expanding brackets, factorising by HCF, simplifying expressions- Year 8

A complete print-ready Year 8 algebra worksheet covering the distributive law, expanding single and multiple brackets, simplifying by collecting like terms, and factorising using the highest common factor — including two-variable expressions. What's included: ✔ Section 1 — Warm-up (10 quick-recall items; 2-column format) ✔ Section 2 — Skills practice (14 × 2-mark questions; graduated difficulty from single bracket to three-bracket simplification) ✔ Section 3 — Appli

A complete Year 9 Measurement worksheet aligned to Victorian Curriculum v2.0 Mathematics, covering surface area and volume of prisms and cylinders, composite area and perimeter, trigonometry (SOH CAH TOA), measurement error, and mathematical modelling with direct proportion.Includes 40 marks across three sections:- Section 1 – Warm-Up & Fluency (10 marks): trigonometry quick-fire including finding sides and angles; cylinder and cube surface area; percentage error; direct proportion- Section 2 –

A complete Year 8 Space worksheet aligned to Victorian Curriculum v2.0 Mathematics, covering congruence conditions, similar figures and scale factors, properties of quadrilaterals, and three-dimensional Cartesian coordinates.Includes 38 marks across three sections:- Section 1 – Warm-Up & Fluency (10 marks): congruence conditions, similarity definition, scale factor, area ratio, quadrilateral vocabulary, 3D coordinates, 3D distance- Section 2 – Skills & Procedures (16 marks): identifying congruen

A complete Year 9 Statistics worksheet aligned to Victorian Curriculum v2.0 Mathematics, covering evaluating survey reports, sampling variation, back-to-back stem-and-leaf plots, histograms, shape of distributions, choosing appropriate displays, and statistical investigations.Includes 38 marks across three sections:- Section 1 – Warm-Up & Fluency (10 marks): distribution vocabulary; reading a back-to-back stem-and-leaf plot including median, range, and comparison- Section 2 – Skills & Procedures

A complete Year 8 Measurement worksheet aligned to Victorian Curriculum v2.0 Mathematics, covering area of quadrilaterals, circle area and circumference, volume and surface area of prisms, Pythagoras' theorem, rates, time zones, and mathematical modelling.Includes 40 marks across three sections:- Section 1 – Warm-Up & Fluency (10 marks): rhombus and kite area, circle area and circumference, Pythagoras quick-fire, speed calculation, unit conversion- Section 2 – Skills & Procedures (16 marks): tra

A complete Year 9 Number worksheet aligned to Victorian Curriculum v2.0 Mathematics, covering the real number system, surds, scientific notation, operations in standard form, and mathematical modelling in financial and scientific contexts. Includes 40 marks across three sections: - Section 1 – Warm-Up & Fluency (10 marks): classifying surds as rational or irrational; simplifying surds; adding like surds; locating surds between integers; converting to and from scientific notation; comparing numbe

A complete Year 8 Number worksheet aligned to Victorian Curriculum v2.0 Mathematics, covering irrational numbers, exponent laws, operations with integers and rational numbers, converting recurring decimals, percentage change and error, and financial modelling. Includes 40 marks across three sections: - Section 1 – Warm-Up & Fluency (10 marks): exponent evaluation and laws, zero exponent, identifying irrationals, fraction-to-decimal conversion, integer operations, percentage increase - Section 2

A complete Year 8 Statistics worksheet aligned to Victorian Curriculum v2.0 Mathematics, covering sampling methods, data distributions, sample size and variation, and statistical investigation design. Includes 38 marks across three sections: - Section 1 – Warm-Up & Fluency (10 marks): key vocabulary and stem-and-leaf plot reading - Section 2 – Skills & Procedures (16 marks): sampling methods, primary vs secondary data, comparing distributions, sample size effects, evaluating claims for bias - Se

A ready-to-print Year 8 Maths worksheet covering expanding and simplifying algebraic expressions, solving linear equations with brackets and pronumerals on both sides, linear inequalities, and linear modelling — aligned to the Victorian Curriculum v2.0. ⭐ WHAT'S INCLUDED ⭐ - 3-section worksheet (~50 minutes, 50 marks total) - Section 1 — Warm-Up: 10 retrieval questions across expanding, simplifying, and solving - Section 2 — Skills Practice: 14 questions covering expanding with the dist

A ready-to-print Year 9 Maths worksheet covering index laws, expanding binomial products, and factorising monic quadratics — aligned to the Victorian Curriculum v2.0. ⭐ WHAT'S INCLUDED ⭐ - 3-section worksheet (~50 minutes, 50 marks total) - Section 1 — Warm-Up: 10 retrieval questions across both index laws and expanding/factorising - Section 2 — Skills Practice: 14 questions covering all index law types, binomial expansion (including perfect squares and difference of two squares), fac

The museum vault requires a factorised code to open — and only one person knows it. In The Museum Break-In, students factorise expressions by identifying the HCF, evaluate their results, and decode alibis to name the culprit. The challenge question targets the most common Year 8 factorising misconception: missing the variable component of the HCF. ✅ WHAT'S INCLUDED • 4 curriculum-aligned factorising problems (difficulty ⭐ to ⭐⭐⭐⭐) • Suspect line-up with alibi Clue Key mechanic • Full working lin

A classified transmission. Four suspects. One gradient that gives them away. In The Coded Transmission, students identify gradients, read y-intercepts, rearrange equations into y = mx + c, and find the equation of a line through two points. The full y = mx + c skill set in one engaging activity. ✅ WHAT'S INCLUDED • 4 curriculum-aligned problems (difficulty ⭐ to ⭐⭐⭐⭐) • Suspect line-up with alibi Clue Key mechanic • Full working lines, answer fields, and Verdict recording box • Complete teacher a

Graphing meets detective work! In The Art Gallery Heist, students complete tables of values, identify intercepts, and derive linear equations from coordinate data to decode a gallery sensor system and name the culprit. Connects algebra directly to the Cartesian plane — perfect for the linear graphs unit. ✅ WHAT'S INCLUDED • 4 curriculum-aligned graphing problems (difficulty ⭐ to ⭐⭐⭐⭐) • Suspect line-up with alibi Clue Key mechanic • Pre-formatted tables of values embedded in questions • Full wor

Fractions in equations don't have to be feared! In The Vanishing Wallet, students eliminate denominators and solve fractional linear equations to decode school records and find the culprit. The challenge question requires cross-multiplication using the LCM — key skill for senior maths readiness. ✅ WHAT'S INCLUDED • 4 curriculum-aligned equations (difficulty ⭐ to ⭐⭐⭐⭐) • Suspect line-up with alibi Clue Key mechanic • Full working lines, answer fields, and Verdict recording box • Complete teacher

Can your students crack the case before the hacker covers their tracks? In The Hacked School Server, students solve linear equations with variables on both sides to decode digital alibis. The challenge question combines expanding brackets with collecting variables — the ultimate Year 8 algebra test. ✅ WHAT'S INCLUDED • 4 curriculum-aligned equations (difficulty ⭐ to ⭐⭐⭐⭐) • Suspect line-up with alibi Clue Key mechanic • Full working lines, answer fields, and Verdict recording box • Complete teac

Students solve two-step linear equations to uncover alibi evidence and identify who stole the Maths Championship trophy in The Missing Trophy. Each correct answer reveals a clue — one answer leads nowhere, and that is your culprit. ✅ WHAT'S INCLUDED • 4 curriculum-aligned equations (difficulty ⭐ to ⭐⭐⭐⭐) • Suspect line-up with alibi Clue Key mechanic • Full working lines, answer fields, and Verdict recording box • Complete teacher answer key with fully worked solutions • Common errors table cove

Algebra review with a twist! Students expand brackets and simplify expressions to crack alibis and identify who replaced a gallery masterpiece with a forgery in The Forged Painting. Every suspect is cleared — or not — by the maths alone. ✅ WHAT'S INCLUDED • 4 curriculum-aligned problems (difficulty ⭐ to ⭐⭐⭐⭐) • Suspect line-up with alibi Clue Key mechanic • Full working lines, answer fields, and Verdict recording box • Complete teacher answer key with fully worked solutions • Common errors table

Make algebra revision unforgettable! In this Whodunnit mystery activity, students simplify and evaluate algebraic expressions to eliminate suspects and unmask the culprit behind The Science Lab Sabotage. Every clue is locked behind a maths problem — no student can skip a question without missing evidence. ✅ WHAT'S INCLUDED • 4 curriculum-aligned problems (difficulty ⭐ to ⭐⭐⭐⭐) • Suspect line-up with alibi Clue Key mechanic • Full working lines, answer fields, and Verdict recording box • Complete