Practice

Exercise library

All 811 graded exercises. Each opens in its lesson, where the examples that teach it are right above.

811 exercises · page 1 of 14

Say helloTrack 1 · Your first programGuided · ●
A receipt headerTrack 1 · Your first programChallenge · ●
Fix the cafe billTrack 1 · Your first programDebugging · ●
Switch off a lineTrack 1 · How Python reads your codeGuided · ●
A documented timetableTrack 1 · How Python reads your codeChallenge · ●
Fix the delivery noteTrack 1 · How Python reads your codeDebugging · ●●
Total a cafe orderTrack 1 · Numbers and arithmeticGuided · ●
Pack water bottles into boxesTrack 1 · Numbers and arithmeticChallenge · ●●
Fix the average markTrack 1 · Numbers and arithmeticDebugging · ●●
Split a bill exactly and in whole riyalsTrack 1 · Numbers and arithmeticEdge cases · ●●
A sign with quotesTrack 1 · Text and stringsGuided · ●
A receipt bannerTrack 1 · Text and stringsChallenge · ●●
A tab-separated stock tableTrack 1 · Text and stringsEdge cases · ●●
Fix the broken file pathTrack 1 · Text and stringsDebugging · ●●
Print a date with sepTrack 1 · Printing in depthGuided · ●
A tile order summaryTrack 1 · Printing in depthChallenge · ●●
Fix the boarding countdownTrack 1 · Printing in depthDebugging · ●●
Total a stationery orderTrack 1 · Naming values with variablesGuided · ●
Track warehouse stockTrack 1 · Naming values with variablesChallenge · ●●
Fix the budget programTrack 1 · Naming values with variablesDebugging · ●●
Swap two shiftsTrack 1 · Naming values with variablesEdge cases · ●●
Greet a customer by nameTrack 1 · Asking for inputGuided · ●
Work out a parking feeTrack 1 · Asking for inputChallenge · ●●
Price fruit by weightTrack 1 · Asking for inputChallenge · ●●
Fix the seat counterTrack 1 · Asking for inputDebugging · ●●
Fix a SyntaxErrorTrack 1 · Reading error messagesGuided · ●
Fix three errors in a delivery quoteTrack 1 · Reading error messagesChallenge · ●●
An error that only some inputs causeTrack 1 · Reading error messagesEdge cases · ●●
Average of three marksTrack 1 · Writing small programsGuided · ●●
Estimate the fuel cost of a tripTrack 1 · Writing small programsChallenge · ●●●
Convert minutes to hours and minutesTrack 1 · Writing small programsEdge cases · ●●
Put the steps in orderTrack 1 · Writing small programsDebugging · ●●
Fix the discount calculatorTrack 1 · Debugging: first stepsGuided · ●●
Fix the VAT receiptTrack 1 · Debugging: first stepsChallenge · ●●●
Totals that look almost rightTrack 1 · Debugging: first stepsEdge cases · ●●
Milestone 1: the headerTrack 1 · Mini project: a shop receiptGuided · ●
Milestone 2: the first itemTrack 1 · Mini project: a shop receiptProject milestone · ●●
Milestone 3: second item and subtotalTrack 1 · Mini project: a shop receiptProject milestone · ●●
Milestone 4: VAT and totalTrack 1 · Mini project: a shop receiptChallenge · ●●
Milestone 5: payment and changeTrack 1 · Mini project: a shop receiptEdge cases · ●●
Store a product's detailsTrack 2 · Variables and assignmentGuided · ●
Track a wallet balanceTrack 2 · Variables and assignmentChallenge · ●●
Fix the shift swapTrack 2 · Variables and assignmentDebugging · ●●
Rotate three delivery routesTrack 2 · Variables and assignmentEdge cases · ●●
Use constants for VAT and deliveryTrack 2 · Naming and readabilityGuided · ●
Rename a payroll calculationTrack 2 · Naming and readabilityChallenge · ●●
Fix the names that stop a programTrack 2 · Naming and readabilityDebugging · ●●
Convert minutes to hours and minutesTrack 2 · Integers, floats and operatorsGuided · ●
Plan a shipment of boxesTrack 2 · Integers, floats and operatorsChallenge · ●●●
Grow a savings balanceTrack 2 · Integers, floats and operatorsChallenge · ●●
Fix the average scoreTrack 2 · Integers, floats and operatorsDebugging · ●●
Build a cart total step by stepTrack 2 · Integers, floats and operatorsEdge cases · ●●
Add VAT to a priceTrack 2 · Float precision and roundingGuided · ●
Split a payment into instalmentsTrack 2 · Float precision and roundingChallenge · ●●●
Convert SAR to whole halalasTrack 2 · Float precision and roundingEdge cases · ●●
Fix the discount receiptTrack 2 · Float precision and roundingDebugging · ●●
Make initials for a name badgeTrack 2 · Strings as dataGuided · ●
Parse an invoice referenceTrack 2 · Strings as dataChallenge · ●●
Fix the mailing-list name cleanerTrack 2 · Strings as dataDebugging · ●●
Mask a phone numberTrack 2 · Strings as dataEdge cases · ●●●