Working Set
Tools, experiments, and practical explorations across AI, technology, and learning design by Chester Whitwell.
Tile Colour Merger 18 x 25
Builds and merges colour palettes for 18 x 25 tile mosaic planning.
gameProximity
Gestalt grouping game where players cluster related items using visual proximity.
calculatorPizza Dough Calculator
Calculates pizza dough ingredients, dough weight, and estimated dough ball counts.
calculatorSalami Recipe Calculator
Scales salami ingredients by meat and fat weight and supports custom add-ins.
gameSudoku Puzzle Builder
Generates, solves, and prints Sudoku puzzles with adjustable difficulty.
plannerLearning Hours Planner
Plans learning delivery hours across events and tracks totals against targets.
gameIA Lab
Interactive clustering and labelling game for practicing information architecture findability.
calculatorNZ Tax Estimator
Explores custom tax brackets, estimated total tax, and salary-by-salary comparisons.
calculatorInvestment Drawdown Calculator
Models investment balances with compounding, withdrawals, and extra income over time.
learning-design9S Learning Model
Interactive cards for the 9S learning phases with clearer grouping and presentation.
assessmentAssessment Radar Dimensions
Scores assessment dimensions on a radar chart and tracks review checklist progress.
calculatorPlastering Cost Calculator
Estimates material, labour, plant, and total plastering cost per square metre.
aiFix My Learning Outcomes
Analyse and improve learning outcomes against the LDTools framework
gardenVege Garden Manager
Simple home garden planner for beds, crops, watering notes, and task reminders.
tvTVNZ EPG
Multi-channel TVNZ guide using mirrored EPG XML data with search, day switching, and now/next viewing.
creativeMosaic
Interactive mosaic-making tool with improved usability and refreshed interface design.
shoppingShared Shopping List
Shared shopping list for Chester and Sarah with PHP + JSON storage, live polling updates, and gentle micro-interactions.
calculatorCommute Cost Calculator
Compares monthly commuting costs across bus, scooter subscription, and buying a scooter with break-even analysis.
aiLearning Outcome Generator
AI-powered tool for generating NZQA-aligned learning outcomes structured as active verb + content + context, calibrated to qualification level and credit value.