--- title: "Watch any lesson again | DuckyHelper" url: "https://duckyhelper.com/features/replays/" description: "Replay any Eddy lesson from History exactly as it happened, at 1x, 1.5x or 2x, then ask Eddy about it and pick up from there. Your own voice is never kept." updated: "2026-10-09" --- Eddy, in the Mac app # Watch any lesson again Every lesson with Eddy can be watched again. Open History, pick an Eddy lesson and press Replay: the board draws, the pictures come into focus and Eddy talks, exactly as it happened. Jump to any moment, speed it up to 1.5x or 2x, and press Ask Eddy about this to pick the lesson up from there. Your own voice is never kept. [Download for Mac](https://duckyhelper.com/download/)[See every feature](https://duckyhelper.com/features/) Replay ## Exactly as it happened. History, Eddy lessons lists every lesson you kept, with Replay and Delete. A finished lesson's tab has Replay this lesson, and Recents on Eddy's start page has a play button. The replay is the lesson as it happened: the same board, the same pictures, Eddy's voice, and your words as captions. [Guide: Watch a lesson again](https://docs.duckyhelper.com/eddy/replay/) Any speed 1x, 1.5x or 2x. Pause, or drag to any moment. Example lessons A new account starts with three recorded lessons in Recents, Adding fractions, Inside a leaf and Why are leaves green?, marked as examples. Pick it up ## Ask about it, pick up from there. Stop at the part you did not get and press Ask Eddy about this. The replay becomes a live lesson from that moment: ask which particle has a negative charge, or what holds the nucleus together, and Eddy goes on from there. What is kept ## Your voice is never kept. A replay keeps what Eddy said and showed, and your words as text. Nothing else. ### Eddy's voice, your words Eddy's voice and pictures, and what you said as captions. Never your own voice. ### No pictures of web pages Pages Eddy opened with you are never kept in a replay. ### How long How many lessons are kept, and for how long, depends on your plan: see [Pricing](https://duckyhelper.com/pricing/). ### Off, any time Settings, Memory, Keep my Eddy lessons. Or delete one lesson from History. ## Find it. Play it. Ask. How to watch a lesson again. 1. 1. Open History In the sidebar, under Eddy lessons. Or press play on Recents. 2. 2. Press Replay The lesson plays back as it happened. 3. 3. Skip and speed up Drag to the part you need, at 1x, 1.5x or 2x. 4. 4. Ask Eddy about this Pick the lesson up from that moment. ## Come back to it, spaced out. Going over a lesson again a few days later, instead of right away, is what makes it last. A replay at 2x takes half the time, and you can skip to the part you need. The learning science behind it: [Space it out](https://duckyhelper.com/research/principles/spaced-practice/). [Ducky remembers what you learned](https://duckyhelper.com/features/memory/) ## How to use it ## Frequently asked questions ### Can I replay a tutoring session? Yes. Every Eddy lesson you keep can be replayed from History exactly as it happened: the board, the pictures and Eddy's voice, with your words as captions. Pause, jump to any moment, or play it at 1.5x or 2x. ### Does the replay keep my voice? No. A replay keeps Eddy's voice and what it showed, and your words only as captions. It never keeps your own voice, and it never keeps pictures of web pages you opened with Eddy. ### How long are lessons kept? It depends on your plan: how many lessons are kept and for how long is on [Pricing](https://duckyhelper.com/pricing/). You can delete any lesson from History, or stop keeping them with Settings, Memory, Keep my Eddy lessons. ### Can I ask a question in the middle of a replay? Yes. Press Ask Eddy about this and the replay becomes a live lesson from that moment. Ask your question and Eddy goes on from there. ### Can a parent watch my lessons? Only if you turn on Family, which is off until you do. A linked parent can see your lessons, their summaries and replays, and you always see who is linked. [Safety](https://duckyhelper.com/safety/) explains it. ## More features ### Eddy writes and draws step by step in time with its voice, then hands you a your-turn Eddy works it out on a blackboard, writing and drawing step by step in time with its voice, then gives you a your-turn and checks your answer. ### A picture made for your question, labelled as Eddy explains; tap any part to ask about it Ask Eddy to show you and a picture made for your question comes into focus, labelled as Eddy explains. Tap any part to ask about it, or change it. ### Wikipedia, books and science pages in a clean reader; Eddy quotes only what it read, with numbered sources Read Wikipedia, classic books and science pages with Eddy in a clean reader. Eddy quotes only paragraphs it read, with numbered sources, and reads aloud. ### Open a PDF, Word file, slides or a photo of your homework; Eddy hints beside the question and checks your answer Open your worksheet, slides or a photo of your homework in Eddy. You both see the same page; Eddy writes a hint beside the question and checks your answer. ### Eddy opens a page in a tab and points, highlights, scrolls and clicks where you can watch Ask Eddy to open a site and it opens in a tab where Eddy points, highlights, scrolls and clicks with its own cursor while you watch. School sites work too. ### A study list, a planner that fits sessions around your week, and a tutor that knows what is next Tasks is your study list in DuckyHelper. Ask Ducky to plan your week around what is coming up, accept the sessions you want, and Eddy knows what is next. ## Keep reading ### It remembers how you learn and what you kept, so each lesson starts where you are; you hold the switches DuckyHelper remembers how you learn, what you studied and what you keep, so the next lesson starts where you are. You decide what it keeps and uses. ### Data controls: every switch for your data, and where to find it in Settings Every DuckyHelper data switch and where it is: memory, keeping Eddy lessons, hands-free, Family, emails, export your data and delete your account. ### Eddy: the voice tutor in the DuckyHelper Mac app's Eddy tab Eddy is the voice tutor in the DuckyHelper Mac app: talk out loud and it teaches on a blackboard, with labelled pictures, quizzes and your own homework file. ## Watch a lesson again Open the DuckyHelper Mac app, then History, Eddy lessons, Replay. [Download for Mac](https://duckyhelper.com/download/) [See what it does](https://duckyhelper.com/features/) The Mac app needs Apple silicon and macOS 14 Sonoma or later. There is no Chromebook, Windows or web version right now.