Idea 1 of 50
Recurring charge keep-or-cancel list
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| Merchant | What it is for | Monthly amount | Next billing date | Last used |
| Northnote Music | Music streaming | 9.99 | 2026-10-18 | 2026-10-01 |
| Larktune Music | Music streaming | 12.99 | 2026-10-20 | 2026-08-02 |
| Harbor Photos | Photo storage | 4.99 | 2026-10-15 | 2026-10-09 |
| Pixel Loft Photos | Photo storage | 7.99 | 2026-10-22 | 2026-07-11 |
| City Electric | Electric bill | 64.00 | 2026-10-28 | 2026-10-01 |
| Plainline Mobile | Phone plan | 35.00 | 2026-10-12 | 2026-10-10 |
Idea 2 of 50
Restaurant bill split
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| Bill amount | Tip percent | People |
| 100 | 10 | 2 |
| 86 | 15 | 4 |
| 40 | 20 |
Idea 3 of 50
BMI learning examples
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| Height cm | Weight kg | Notes |
| 175 | 70 | Example A |
| 160 | 54 | Example B |
| 180 | Missing weight |
Idea 4 of 50
Study-block timetable
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| Task | Minutes |
| Read chapter 1 | 25 |
| Practice problems | 40 |
| Review notes | 20 |
| Draft outline | 35 |
| Check answers | 30 |
Idea 5 of 50
Work and break session plan
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| Setting | Value |
| Start | 09:00 |
| Work minutes | 25 |
| Break minutes | 5 |
| Hard stop | 11:00 |
Idea 6 of 50
Password-rule checker
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| Sample | Label on the row |
| abc | NOT FOR USE |
| abcdef | NOT FOR USE |
| abcdefghijk | NOT FOR USE |
| ABCDEFGHIJKL | NOT FOR USE |
| Abcdefghijk1 | NOT FOR USE |
| Abcdefghijk1! | NOT FOR USE |
Idea 7 of 50
Word and character counts
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| Sample | Text |
| Empty | |
| One sentence | The harbor is quiet today. |
| Extra spaces | The harbor is quiet today and the notes are short. |
Idea 8 of 50
Capitalization cleanup
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| Original |
| the HARBOR notes |
| a small BOAT at dusk |
| NOTES from tuesday |
Idea 9 of 50
Palindrome answer key
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| Phrase |
| racecar |
| A man, a plan, a canal: Panama |
| hello |
Idea 10 of 50
Roman numeral answer key
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| Integer |
| 1 |
| 4 |
| 9 |
| 58 |
| 1994 |
| 3999 |
| 0 |
| -3 |
Idea 11 of 50
Unit conversion table
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| Input | From | To |
| 1 | kilometre | miles |
| 5 | kilometres | miles |
| 10 | kilograms | pounds |
| 0 | Celsius | Fahrenheit |
Idea 12 of 50
Percentage and discount quotes
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| Job | A | B |
| 15 percent of | 200 | |
| Change from | 100 | 120 |
| 20 percent discount on | 500 | |
| Change from | 0 | 50 |
Idea 13 of 50
Age from fictional dates
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| Date of birth | Note |
| 2000-10-10 | Fictional |
| 2000-10-11 | Fictional |
| 2026-11-15 | Fictional future date |
Idea 14 of 50
Days between two dates
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| Start | End | Rule |
| 2026-03-01 | 2026-03-02 | Exclude start, include end |
| 2024-02-28 | 2024-03-01 | Exclude start, include end |
| 2026-01-01 | 2026-03-01 | Exclude start, include end |
Idea 15 of 50
Five-question practice quiz
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| Question number | Correct option | Sample answer |
| 1 | ||
| 2 | ||
| 3 | ||
| 4 | ||
| 5 |
Idea 16 of 50
Eight study cards
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| Front | Back | Order |
| 1 | ||
| 2 | ||
| 3 | ||
| 4 | ||
| 5 | ||
| 6 | ||
| 7 | ||
| 8 |
Idea 17 of 50
Demo poll totals
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| Option | Demo count | Note |
| Monday | 4 | Not real votes |
| Wednesday | 6 | Not real votes |
| Friday | 10 | Not real votes |
Idea 18 of 50
Open and done task counts
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| Task | Status |
| Reply to the harbor note | Open |
| File the receipts | Open |
| Update the shelf list | Done |
| Call the supplier | Open |
| Print the packing slip | Done |
| Label the blue bin | Open |
| Check the door code | Done |
| Write the handoff | Open |
Idea 19 of 50
Seven-day habit progress
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| Habit | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
| Reading | Yes | Yes | Yes | Yes | |||
| Exercise | Yes | Yes | Yes | ||||
| Water | Yes | Yes |
Idea 20 of 50
Book progress
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| Title | Total pages | Pages read |
| Harbor Notes | 300 | 120 |
Idea 21 of 50
Recipe serving scaler
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| Ingredient | Quantity for 4 | Unit |
| Rice | 2 | cups |
| Broth | 4 | cups |
| Onion | 1 | piece |
| Carrot | 2 | pieces |
| Oil | 2 | tablespoons |
| Salt | 1 | teaspoon |
Idea 22 of 50
Shopping list remaining
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| Item | Category | Quantity | Bought |
| Oats | Grocery | 1 | Yes |
| Milk | Grocery | 1 | |
| Bread | Grocery | 1 | Yes |
| Apples | Grocery | 6 | |
| Rice | Grocery | 1 | |
| Soap | Household | 2 | Yes |
| Sponges | Household | 1 | |
| Bins | Household | 1 | |
| Towels | Household | 2 | Yes |
| Tea | Grocery | 1 |
Idea 23 of 50
Weekly meal plan
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| Day | Breakfast | Lunch | Dinner |
| Monday | Oats | ||
| Tuesday | Soup | ||
| Wednesday | Rice bowl | ||
| Thursday | Eggs | ||
| Friday | |||
| Saturday | |||
| Sunday |
Idea 24 of 50
Five-color palette record
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| Role | Hex |
| Base | #1F4E5F |
| Color 2 | |
| Color 3 | |
| Color 4 | |
| Color 5 |
Idea 25 of 50
Text contrast check
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| Text | Background |
| #000000 | #FFFFFF |
| #CCCCCC | #FFFFFF |
Idea 26 of 50
CSS gradient snippet
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| Name | Value |
| Color 1 | #1F4E5F |
| Color 2 | #E8F1F2 |
| Angle | 90 |
Idea 27 of 50
Button CSS snippet
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| Property | Value |
| background | #0F6E6E |
| color | #FFFFFF |
| border-radius | 8px |
| padding | 12px 16px |
| font-size | 16px |
Idea 28 of 50
Navigation breakpoint table
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| Width | Layout |
| Under 640 pixels | |
| 640 pixels and above |
Idea 29 of 50
Six-question FAQ
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| Question | Answered | Source heading |
Idea 30 of 50
Contacts directory filter
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| First name | Last name | Department | |
| Ada | North | ada.north@example.com | Design |
| Ben | Okoye | ben.okoye@example.com | Finance |
| Cara | Singh | cara.singh@example.com | Support |
| Drew | Okoye | drew.okoye@example.com | Finance |
| Eden | Park | eden.park@example.com | Design |
| Finn | Shah | finn.shah@example.com | Support |
| Gia | Lopez | gia.lopez@example.com | Finance |
| Hana | Reed | hana.reed@example.com | Design |
| Ivan | Cole | ivan.cole@example.com | Support |
| June | Moss | june.moss@example.com | Finance |
Idea 31 of 50
Comment length check
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| Sample | Text |
| Empty | |
| Exact | aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa |
| Long | bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb |
Idea 32 of 50
Registration-field checks
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| Name | Password | |
| Ada North | not-an-email | longer-pass |
| Ada North | ada@example.com | short |
| Ada North | ada@example.com | longer-pass |
Idea 33 of 50
Password strength labels
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| Sample | Notice |
| abc | NOT FOR USE |
| abcdefgh | NOT FOR USE |
| Abcdefg1 | NOT FOR USE |
| Abcdefg1! | NOT FOR USE |
Idea 34 of 50
Email subject checks
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| Subject |
| Notes from Tuesday |
| Please review the Tuesday harbor handoff before letters are sent out today, thanks please. |
| Hello!!! Please read??? |
Idea 35 of 50
Markdown syntax examples
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| Kind | Source | Intended result |
| Heading | ||
| Bold | ||
| Italic | ||
| List | ||
| Link |
Idea 36 of 50
JSON format and error log
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| Sample | Outcome | Error |
| Valid | ||
| Invalid |
Idea 37 of 50
Simple CSV row check
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| Item | Aisle | Notes |
| Pencils | A1 | HB |
| Paper | A2 | |
| Clips | B1 | small |
| Labels | B2 | white |
Idea 38 of 50
Numeric sort versus text sort
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| Original |
| 10 |
| 2 |
| -3 |
| 10 |
| 21 |
Idea 39 of 50
Random team split
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| Name |
| Ari |
| Bo |
| Cy |
| Dea |
| Eli |
| Fay |
| Gil |
| Hoa |
| Ivo |
| Jen |
Idea 40 of 50
Single random choice
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| Option |
| Soup |
| Rice bowl |
| Sandwich |
| Salad |
| Noodles |
| Stew |
Idea 41 of 50
Dice roll log
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| Input | Value |
| Number of dice | 2 |
| Faces | 6 |
Idea 42 of 50
Typing speed estimate
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| Input | Value |
| Seconds | |
| Characters | 200 |
| Mistakes |
Idea 43 of 50
Tic-tac-toe result
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| Cell | Mark |
| Top left | |
| Top middle | |
| Top right | |
| Middle left | |
| Center | |
| Middle right | |
| Bottom left | |
| Bottom middle | |
| Bottom right | |
| Next player | X |
Idea 44 of 50
Task board counts
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| Task | Status |
| Write the label | To do |
| Count the bins | To do |
| Pack the samples | In progress |
| Check the list | In progress |
| File the note | Done |
| Close the box | Done |
Idea 45 of 50
Sample inventory value
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| Product | Quantity | Unit price |
| Blue mug | 6 | 4 |
| Notebook | 5 | 3 |
| Pencil | 20 | 1 |
| Tray | 4 | 8 |
| Lamp | 2 | 15 |
Idea 46 of 50
Invoice totals
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| Description | Quantity | Unit price |
Idea 47 of 50
Salary increment budget check
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| Employee ID | Name | Role | Current annual salary | Increment percent |
| E01 | Ari Cole | Analyst | 80000 | 0.05 |
| E02 | Bo Reed | Designer | 90000 | 0.04 |
| E03 | Cy Shah | Support | 70000 | 0.06 |
| E04 | Dea Moss | Analyst | 85000 | 0.05 |
| E05 | Eli Park | Lead | 110000 | 0.03 |
Idea 48 of 50
Loan payment estimate
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| Case | Principal | Annual rate | Months |
| Zero interest | 12000 | 0 | 12 |
| Six percent | 12000 | 0.06 | 12 |
Idea 49 of 50
Sample sales summary
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| Order ID | Category | Amount |
| S01 | Books | 20 |
| S02 | Books | 15 |
| S03 | Books | 30 |
| S04 | Books | 10 |
| S05 | Home | 40 |
| S06 | Home | 25 |
| S07 | Home | 15 |
| S08 | Home | 20 |
| S09 | Garden | 12 |
| S10 | Garden | 18 |
| S11 | Garden | 8 |
| S12 | Garden | 22 |
Idea 50 of 50
Light and dark contrast pairs
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| Pair | Text | Background |
| Light background | #1C1915 | #F4F0E6 |
| Dark background | #F4F0E6 | #1C1915 |