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# Hidden Letters Investigation
- URL: https://learn-with-alicia.ghost.io/hidden-letters-investigation/
- Published: 2026-08-23T10:57:43.000Z
- Updated: 2026-08-23T10:57:43.000Z
- Description: Search for letters that are difficult to hear inside twenty-five frequently used words.
- Author: Alicia  Lund
- Tags: vocabulary-mission, spelling-4-6, #ep-spelling-build

```
{
  "finish": "Investigation complete! You uncovered every hidden letter in twenty-five words.",
  "steps": [
    {
      "word": "🔒 Hidden word",
      "say": "Reading helps us build knowledge.",
      "question": "Which spelling contains every hidden letter?",
      "card": "Reading helps us build ___.",
      "choices": [
        "knowledge",
        "nollege",
        "knowlege"
      ],
      "answer": 0,
      "good": "Correct! knowledge is the spelling that fits.",
      "help": "Knowledge begins with silent k and contains dge."
    },
    {
      "word": "🔒 Hidden word",
      "say": "Write your answer on the line.",
      "question": "Which spelling contains every hidden letter?",
      "card": "Write your ___ on the line.",
      "choices": [
        "anser",
        "answer",
        "answar"
      ],
      "answer": 1,
      "good": "Correct! answer is the spelling that fits.",
      "help": "Answer contains a silent w."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The club meets every Wednesday.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The club meets every ___.",
      "choices": [
        "Wensday",
        "Wednsday",
        "Wednesday"
      ],
      "answer": 2,
      "good": "Correct! Wednesday is the spelling that fits.",
      "help": "Wednesday keeps d and nes."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The family opened a small business.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The family opened a small ___.",
      "choices": [
        "business",
        "buisness",
        "busness"
      ],
      "answer": 0,
      "good": "Correct! business is the spelling that fits.",
      "help": "Business is spelled busi-ness."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The drummers kept a steady rhythm.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The drummers kept a steady ___.",
      "choices": [
        "rythm",
        "rhythm",
        "rythem"
      ],
      "answer": 1,
      "good": "Correct! rhythm is the spelling that fits.",
      "help": "Rhythm begins rh and has no ordinary vowel."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The boat sailed towards the island.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The boat sailed towards the ___.",
      "choices": [
        "iland",
        "iseland",
        "island"
      ],
      "answer": 2,
      "good": "Correct! island is the spelling that fits.",
      "help": "Island contains a silent s."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The referee blew the whistle.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The referee blew the ___.",
      "choices": [
        "whistle",
        "wistle",
        "whissle"
      ],
      "answer": 0,
      "good": "Correct! whistle is the spelling that fits.",
      "help": "Whistle contains a silent t."
    },
    {
      "word": "🔒 Hidden word",
      "say": "Please listen to the instructions.",
      "question": "Which spelling contains every hidden letter?",
      "card": "Please ___ to the instructions.",
      "choices": [
        "lissen",
        "listen",
        "listan"
      ],
      "answer": 1,
      "good": "Correct! listen is the spelling that fits.",
      "help": "Listen contains a silent t."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The story was set in an old castle.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The story was set in an old ___.",
      "choices": [
        "cassel",
        "castel",
        "castle"
      ],
      "answer": 2,
      "good": "Correct! castle is the spelling that fits.",
      "help": "Castle contains a silent t."
    },
    {
      "word": "🔒 Hidden word",
      "say": "We wrote about our Christmas traditions.",
      "question": "Which spelling contains every hidden letter?",
      "card": "We wrote about our ___ traditions.",
      "choices": [
        "Christmas",
        "Crismas",
        "Christmass"
      ],
      "answer": 0,
      "good": "Correct! Christmas is the spelling that fits.",
      "help": "Christmas keeps the t in its spelling."
    },
    {
      "word": "🔒 Hidden word",
      "say": "Leaves fall during autumn.",
      "question": "Which spelling contains every hidden letter?",
      "card": "Leaves fall during ___.",
      "choices": [
        "autum",
        "autumn",
        "ortumn"
      ],
      "answer": 1,
      "good": "Correct! autumn is the spelling that fits.",
      "help": "Autumn ends with silent n."
    },
    {
      "word": "🔒 Hidden word",
      "say": "Write the numbers in one column.",
      "question": "Which spelling contains every hidden letter?",
      "card": "Write the numbers in one ___.",
      "choices": [
        "colum",
        "colomn",
        "column"
      ],
      "answer": 2,
      "good": "Correct! column is the spelling that fits.",
      "help": "Column ends with silent n."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The ceremony was quiet and solemn.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The ceremony was quiet and ___.",
      "choices": [
        "solemn",
        "solem",
        "solumn"
      ],
      "answer": 0,
      "good": "Correct! solemn is the spelling that fits.",
      "help": "Solemn ends with silent n."
    },
    {
      "word": "🔒 Hidden word",
      "say": "He pressed the button with his thumb.",
      "question": "Which spelling contains every hidden letter?",
      "card": "He pressed the button with his ___.",
      "choices": [
        "thum",
        "thumb",
        "thamb"
      ],
      "answer": 1,
      "good": "Correct! thumb is the spelling that fits.",
      "help": "Thumb ends with silent b."
    },
    {
      "word": "🔒 Hidden word",
      "say": "We began to climb the steep hill.",
      "question": "Which spelling contains every hidden letter?",
      "card": "We began to ___ the steep hill.",
      "choices": [
        "clim",
        "climbe",
        "climb"
      ],
      "answer": 2,
      "good": "Correct! climb is the spelling that fits.",
      "help": "Climb ends with silent b."
    },
    {
      "word": "🔒 Hidden word",
      "say": "There was no doubt about the answer.",
      "question": "Which spelling contains every hidden letter?",
      "card": "There was no ___ about the answer.",
      "choices": [
        "doubt",
        "dout",
        "dowbt"
      ],
      "answer": 0,
      "good": "Correct! doubt is the spelling that fits.",
      "help": "Doubt contains a silent b."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The shopkeeper paid the debt.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The shopkeeper paid the ___.",
      "choices": [
        "det",
        "debt",
        "debtte"
      ],
      "answer": 1,
      "good": "Correct! debt is the spelling that fits.",
      "help": "Debt contains a silent b."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The sign pointed towards the library.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The ___ pointed towards the library.",
      "choices": [
        "sine",
        "siggn",
        "sign"
      ],
      "answer": 2,
      "good": "Correct! sign is the spelling that fits.",
      "help": "Sign contains a silent g."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The pupils created a poster design.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The pupils created a poster ___.",
      "choices": [
        "design",
        "desine",
        "designe"
      ],
      "answer": 0,
      "good": "Correct! design is the spelling that fits.",
      "help": "Design contains a silent g."
    },
    {
      "word": "🔒 Hidden word",
      "say": "She is learning a foreign language.",
      "question": "Which spelling contains every hidden letter?",
      "card": "She is learning a ___ language.",
      "choices": [
        "foren",
        "foreign",
        "foriegn"
      ],
      "answer": 1,
      "good": "Correct! foreign is the spelling that fits.",
      "help": "Foreign contains silent g and follows for-eign."
    },
    {
      "word": "🔒 Hidden word",
      "say": "Give an honest answer.",
      "question": "Which spelling contains every hidden letter?",
      "card": "Give an ___ answer.",
      "choices": [
        "onest",
        "honnest",
        "honest"
      ],
      "answer": 2,
      "good": "Correct! honest is the spelling that fits.",
      "help": "Honest begins with silent h."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The journey took one hour.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The journey took one ___.",
      "choices": [
        "hour",
        "our",
        "hower"
      ],
      "answer": 0,
      "good": "Correct! hour is the spelling that fits.",
      "help": "Hour begins with silent h."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The prince was the heir to the throne.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The prince was the ___ to the throne.",
      "choices": [
        "air",
        "heir",
        "hier"
      ],
      "answer": 1,
      "good": "Correct! heir is the spelling that fits.",
      "help": "Heir begins with silent h."
    },
    {
      "word": "🔒 Hidden word",
      "say": "The knight carried a shield.",
      "question": "Which spelling contains every hidden letter?",
      "card": "The ___ carried a shield.",
      "choices": [
        "nite",
        "knite",
        "knight"
      ],
      "answer": 2,
      "good": "Correct! knight is the spelling that fits.",
      "help": "Knight begins silent k and contains gh."
    },
    {
      "word": "🔒 Hidden word",
      "say": "Use the scissors carefully.",
      "question": "Which spelling contains every hidden letter?",
      "card": "Use the ___ carefully.",
      "choices": [
        "scissors",
        "sissors",
        "scisors"
      ],
      "answer": 0,
      "good": "Correct! scissors is the spelling that fits.",
      "help": "Scissors begins sc and contains ss."
    }
  ]
}
```