Capstone Projects

Five projects. Real data. No hand-holding.

Tests prove you understand a concept. Projects prove you can use it. Each capstone hands you a real question and an open editor, with a graded core function so you get an objective signal that the hardest piece works.

01Levels I to II

The Community Ledger

A working accounting tool for a Black-owned business, built from variables, numbers, and collections.

VariablesNumbers and roundingStrings and templatesLists and dictionariesLoops◈ graded

02Levels II to III

The Archive Keeper

A searchable archive of Black history records, with real data cleaning and JSON persistence.

JSONData conversionError handlingCollectionsFunctions◈ graded

03Level III

The Classroom Gradebook

A full gradebook for a teacher, with weighted averages, letter grades, and honest edge cases.

FunctionsScopeConditionalsWeighted averagesNone and null◈ graded

04Levels III to IV

The Data Detective

Interrogate a real dataset about the Great Migration using every algorithm pattern.

All ten algorithm patternsSorting with keysGroupingDeduplicationTwo pointers◈ graded

05Level IV

The Sankofa Engine

Build a working version of this platform's own quiz and grading engine. The final capstone.

EverythingFunctions and compositionCollectionsJSONError handling◈ graded