Accounting workspace · case library
Do the job before you get the job.
11 cases, 3 of them free. Each is a fictional company with its own documents, chart of accounts and opening balances. You keep the books; the statements are built from your entries; the results tell you exactly what to fix.
Foundation
Your first books: documents, journals, a reconciliation and the statements.
- Free About 40 min
Your First Day — keep the books for a new design studio's first month
Record a new studio's first month from its source documents, spot the document that isn't a transaction, reconcile the bank and explain the month's profit.
Source documents · Journal entries · Owner's capital and drawings · Bank reconciliation · Profit versus cash
- Documents
- 11
- Graded tasks
- 10
- Pass mark
- 80%
- Free About 1 h 30 min
Northstar Trading Co. — your first month as an accountant
Close March for a coffee-equipment distributor: record source documents, reconcile the bank, post month-end adjustments and prepare statements from your own ledger.
Journal entries · Perpetual inventory · Bank reconciliation · Accruals and deferrals · Depreciation · Financial statements
- Documents
- 16
- Graded tasks
- 23
- Pass mark
- 80%
Intermediate
A full month-end, with errors to find and judgements to make.
- Free About 55 min
The Trial Balance Doesn't Agree — find and fix a predecessor's errors before the bank meeting
A plumbing firm's bookkeeper left a month of postings and a trial balance that doesn't add up. Explain the difference, track down the errors a trial balance can't show, correct them and restate the month's profit.
Trial balance · Types of error · Correcting entries · Reversing entries · Prepayments · Capital versus revenue
- Documents
- 22
- Graded tasks
- 9
- Pass mark
- 80%
- Members About 1 h 15 min
Larkspur & Vine — retail month-end close
Close April for an independent homewares shop: till takings, card settlements, VAT, gift cards, a stock count, the bank reconciliation and the period lock.
Retail sales and VAT · Card settlements · Gift cards · Perpetual inventory and shrinkage · Bank reconciliation · Accruals and prepayments · Month-end close
- Documents
- 21
- Graded tasks
- 28
- Pass mark
- 80%
- Members About 1 h
The Missing Cash — a bank reconciliation that won't agree
The books say one thing, the bank another. Reconcile June for a café group, correct the bookkeeper's errors and find out how much cash is genuinely unaccounted for.
Bank reconciliation · Error correction · Cash controls · Segregation of duties · Professional scepticism
- Documents
- 9
- Graded tasks
- 8
- Pass mark
- 80%
- Members About 1 h 30 min
Year-End Closing — close the books for the year at kestrel safety supply co.
Record December, reconcile the bank, post the year-end adjustments from the close pack — depreciation and a register true-up, credit losses, bonuses, deferred service revenue, interest, the stock count, rent and income tax — then close the year to retained earnings and lock it.
Year-end close · Adjusting entries · Expected credit losses · Depreciation · Income tax · Dividends · Closing entries · Statement of changes in equity
- Documents
- 20
- Graded tasks
- 26
- Pass mark
- 80%
Advanced
Standards-heavy work, reviews and multi-period responsibility.
- Members About 1 h
The Inventory Valuation — year-end stock for a wholesaler
Value Quillon Supply's 30 June inventory: cost formula, freight and discounts, goods in transit, consignment stock, damaged goods and net realisable value.
Inventory valuation (IAS 2) · FIFO and weighted average · Periodic inventory · Cut-off and goods in transit · Consignment stock · Net realisable value
- Documents
- 14
- Graded tasks
- 11
- Pass mark
- 80%
- Members About 1 h 15 min
The Revenue Recognition Challenge — quarter-end revenue under ifrs 15 at an industrial-technology company
Close September for a monitoring-systems maker: allocate a bundle, release subscriptions, measure project progress, and spot the agent sale, the rebate and the bill-and-hold.
IFRS 15 five-step model · Stand-alone selling price allocation · Revenue over time · Contract assets and liabilities · Principal vs agent · Variable consideration · Bill-and-hold · Costs to obtain a contract
- Documents
- 16
- Graded tasks
- 13
- Pass mark
- 80%
- Members About 1 h 15 min
The Manufacturing Cost Variance — standard costing and variance analysis in a foundry
Record a month of production at standard cost, capture every material, labour and overhead variance in the ledger, dispose of them to cost of sales and explain what they mean.
Standard costing · Variance analysis · Overhead absorption · Manufacturing inventories · Cost of sales
- Documents
- 10
- Graded tasks
- 10
- Pass mark
- 80%
- Members About 1 h 10 min
The Financial Reporting Review — review the controller's year-end draft before the auditors arrive
Review a manufacturer's draft 2026 accounts: events after the reporting period, a legal provision, missed accruals and prepayments, loan classification, a change in estimate and tax — then close the year.
Events after the reporting period · Provisions and contingent liabilities · Accruals and prepayments · Current vs non-current classification · Changes in accounting estimates · Current tax · Year-end close
- Documents
- 9
- Graded tasks
- 9
- Pass mark
- 80%
- Members About 3 h3 periods
The 90-Day Challenge — run the books for a quarter
Take over the books of an olive-oil wholesaler for April to June: three month-ends, two policy choices that follow you all quarter, and a predecessor's errors to find.
Multi-period close · Accounting policy choices · Inventory cost formulas · Depreciation methods · Error correction · Bank reconciliation · Expected credit losses · Accruals and deferrals · Loan amortisation
- Documents
- 40
- Graded tasks
- 52
- Pass mark
- 80%
Every case is published only after its model solution passes automated checks: a balanced opening position, valid entries dated in the case periods, statements and reconciliations that tie out, every question answerable from the model, and no answers in what your browser receives. All companies, people and documents are fictional.