https://trychasca.com/blog Guides to explainer videos: how long to make them, how to write the script, how to turn a PDF into a video, and what the research says about why they work. en Wed, 04 Nov 2026 00:00:00 GMT https://trychasca.com/blog/ai-math-explainer-video-tools https://trychasca.com/blog/ai-math-explainer-video-tools Eight AI tools for math videos compared: how each writes equations step by step, graphs and geometry, photo and PDF input, languages, length and price. Comparisons Wed, 04 Nov 2026 00:00:00 GMT https://trychasca.com/blog/ai-video-makers-for-teachers https://trychasca.com/blog/ai-video-makers-for-teachers To turn lesson notes into short narrated videos that end with a question: Chasca. Kinoslide, Scholarly, Scrimba Explain and Gemini Notebook compared. Comparisons Wed, 04 Nov 2026 00:00:00 GMT https://trychasca.com/blog/doodly-alternatives https://trychasca.com/blog/doodly-alternatives Build scenes by hand with VideoScribe, Explaindio, Animaker, Powtoon or Renderforest, or let Chasca, Golpo or StrokeVideo make the whole video with AI. Comparisons Wed, 04 Nov 2026 00:00:00 GMT https://trychasca.com/blog/free-ai-whiteboard-animation-makers https://trychasca.com/blog/free-ai-whiteboard-animation-makers Yes, several make the whole video from a topic for free. Ten free plans compared: videos, length, watermark, download, card and the first paid plan. Comparisons Wed, 04 Nov 2026 00:00:00 GMT https://trychasca.com/blog/golpo-ai-alternatives https://trychasca.com/blog/golpo-ai-alternatives Chasca, StrokeVideo, AnimatedBoard and Sketchie make the whole whiteboard video, as Golpo does. Seven alternatives compared on length, voice and price. Comparisons Wed, 04 Nov 2026 00:00:00 GMT https://trychasca.com/blog/notebooklm-video-overview-alternatives https://trychasca.com/blog/notebooklm-video-overview-alternatives For a video to publish in your own voice, with your logo, up to 30 minutes long: Chasca. Six more NotebookLM Video Overview alternatives, compared. Comparisons Wed, 04 Nov 2026 00:00:00 GMT https://trychasca.com/blog/videoscribe-alternatives https://trychasca.com/blog/videoscribe-alternatives For AI that makes the whole video: Chasca, Golpo, StrokeVideo or Explainimate. To keep building scenes: Doodly, Animaker, Powtoon or Vyond. Comparisons Wed, 04 Nov 2026 00:00:00 GMT https://trychasca.com/blog/whiteboard-video-api https://trychasca.com/blog/whiteboard-video-api Nine explainer video APIs and MCP servers compared: what each makes, how you call it from code, Claude or ChatGPT, what unlocks it and how it's billed. Comparisons Wed, 04 Nov 2026 00:00:00 GMT https://trychasca.com/blog/how-to-turn-a-notebooklm-audio-overview-into-a-video https://trychasca.com/blog/how-to-turn-a-notebooklm-audio-overview-into-a-video Make the Audio Overview in Gemini Notebook, download it, cut the part worth showing, then let a whiteboard draw what the hosts say as they say it. How-to Tue, 03 Nov 2026 00:00:00 GMT https://trychasca.com/blog/how-to-turn-a-script-into-a-video https://trychasca.com/blog/how-to-turn-a-script-into-a-video Write it for the ear, split it into scenes, quote the words for the screen, then have it narrated and drawn word for word. Each step, with the research. How-to Tue, 03 Nov 2026 00:00:00 GMT https://trychasca.com/blog/scrimba-explain-vs-chasca https://trychasca.com/blog/scrimba-explain-vs-chasca Scrimba Explain builds narrated slide lessons, even from inside ChatGPT. Chasca makes whiteboard videos to download and publish, in your own voice. Comparisons Tue, 03 Nov 2026 00:00:00 GMT https://trychasca.com/blog/strokevideo-vs-chasca https://trychasca.com/blog/strokevideo-vs-chasca Both turn a topic or a script into a narrated whiteboard video. How they differ on diagrams, math, length, languages, voices and price (November 2026). Comparisons Tue, 03 Nov 2026 00:00:00 GMT https://trychasca.com/blog/vyond-vs-chasca https://trychasca.com/blog/vyond-vs-chasca Vyond is an animation studio with characters for workplace videos. Chasca makes a narrated whiteboard video from a prompt or a document in about a minute. Comparisons Tue, 03 Nov 2026 00:00:00 GMT https://trychasca.com/blog/best-ai-whiteboard-video-generators https://trychasca.com/blog/best-ai-whiteboard-video-generators Eight whiteboard animation tools, AI and hands-on, compared on length, voices, languages, math and price, with the job each one does best. Comparisons Mon, 02 Nov 2026 00:00:00 GMT https://trychasca.com/blog/doodly-vs-chasca https://trychasca.com/blog/doodly-vs-chasca Doodly is a desktop app where you build whiteboard scenes by hand. Chasca makes the whole narrated whiteboard video from a prompt or a document. Comparisons Mon, 02 Nov 2026 00:00:00 GMT https://trychasca.com/blog/golpo-vs-chasca https://trychasca.com/blog/golpo-vs-chasca Both make narrated whiteboard videos from a prompt or document. How they differ on length, math, voices, languages, editing and price (November 2026). Comparisons Mon, 02 Nov 2026 00:00:00 GMT https://trychasca.com/blog/notebooklm-video-overviews-vs-chasca https://trychasca.com/blog/notebooklm-video-overviews-vs-chasca NotebookLM, now Gemini Notebook, makes free video overviews of your sources. Chasca makes videos to publish: your voice and logo, up to 30 minutes. Comparisons Mon, 02 Nov 2026 00:00:00 GMT https://trychasca.com/blog/videoscribe-vs-chasca https://trychasca.com/blog/videoscribe-vs-chasca VideoScribe gives you a canvas to build each scene, now with AI help. Chasca makes the whole narrated whiteboard video from a prompt or document. Comparisons Mon, 02 Nov 2026 00:00:00 GMT https://trychasca.com/blog/how-to-make-a-quiz-video https://trychasca.com/blog/how-to-make-a-quiz-video Show one question with its answer choices, give students time to think, then reveal the answer and say why. What the research says, and how to make one fast. How-to Sat, 31 Oct 2026 00:00:00 GMT https://trychasca.com/blog/how-to-make-a-video-in-your-own-voice https://trychasca.com/blog/how-to-make-a-video-in-your-own-voice Record about a minute of clear reading, make a custom voice from it, then let it narrate any script. What to record, what the research says, and the rules. How-to Sat, 31 Oct 2026 00:00:00 GMT https://trychasca.com/blog/how-to-turn-audio-into-a-video https://trychasca.com/blog/how-to-turn-audio-into-a-video Turn a podcast, lecture or voiceover into a video: pick the right format, cut the part worth showing, draw what is said as it is said, and caption every word. How-to Sat, 31 Oct 2026 00:00:00 GMT https://trychasca.com/blog/how-to-make-a-video-abstract https://trychasca.com/blog/how-to-make-a-video-abstract A video abstract explains a paper in two to four minutes: question, method, finding and why it matters. Journal rules, a script template and tools. How-to Wed, 28 Oct 2026 00:00:00 GMT https://trychasca.com/blog/how-to-make-videos-for-an-online-course https://trychasca.com/blog/how-to-make-videos-for-an-online-course Plan short lessons with one goal each, pick the right style for each lesson, get the sound right, add a question after every video, and build for updates. Guides Wed, 28 Oct 2026 00:00:00 GMT https://trychasca.com/blog/how-to-turn-a-blog-post-into-a-video https://trychasca.com/blog/how-to-turn-a-blog-post-into-a-video Pick a post worth watching, cut it to its answer and a few points, script it for the ear, show each point, add captions, then publish where it gets found. How-to Wed, 28 Oct 2026 00:00:00 GMT https://trychasca.com/blog/how-to-turn-google-slides-into-a-video https://trychasca.com/blog/how-to-turn-google-slides-into-a-video Google Slides can't export a video. Record it, convert it in Google Vids, download it as a .pptx for PowerPoint, or make it an AI whiteboard video. How-to Wed, 28 Oct 2026 00:00:00 GMT https://trychasca.com/blog/types-of-explainer-videos https://trychasca.com/blog/types-of-explainer-videos The six main types of explainer videos: whiteboard, 2D animation, motion graphics, screencasts, live action and talking heads. What each suits and costs. Guides Wed, 28 Oct 2026 00:00:00 GMT https://trychasca.com/blog/do-short-videos-help-people-learn https://trychasca.com/blog/do-short-videos-help-people-learn Mostly yes: short videos hold attention, and lessons split into meaningful segments are learned better. But short alone isn't enough. Here's the evidence. Research Mon, 19 Oct 2026 00:00:00 GMT https://trychasca.com/blog/explainer-videos-for-teachers https://trychasca.com/blog/explainer-videos-for-teachers How teachers use short explainer videos for flipped lessons, revision, absent students and multilingual families, how to make one, and why captions matter. Guides Mon, 19 Oct 2026 00:00:00 GMT https://trychasca.com/blog/how-much-does-an-explainer-video-cost https://trychasca.com/blog/how-much-does-an-explainer-video-cost About $1,000 to $15,000 for a custom one- to three-minute explainer from a freelancer or agency, and far less with AI. Real prices and what drives them. Guides Mon, 19 Oct 2026 00:00:00 GMT https://trychasca.com/blog/how-to-explain-a-complex-topic-simply https://trychasca.com/blog/how-to-explain-a-complex-topic-simply Start from one sentence, beat the curse of knowledge, use analogies and examples, chunk it, draw as you talk and end with a question. With the research. Guides Mon, 19 Oct 2026 00:00:00 GMT https://trychasca.com/blog/how-to-make-training-videos https://trychasca.com/blog/how-to-make-training-videos To make training videos that teach: one objective, under six minutes, a script written for the ear, matching visuals, a quick check and a plan for updates. How-to Mon, 19 Oct 2026 00:00:00 GMT https://trychasca.com/blog/how-to-turn-a-powerpoint-into-a-video https://trychasca.com/blog/how-to-turn-a-powerpoint-into-a-video Three ways to turn a PowerPoint into a video: export it with recorded narration, record your screen, or turn the .pptx into a narrated AI whiteboard video. How-to Mon, 19 Oct 2026 00:00:00 GMT https://trychasca.com/blog/how-long-should-an-explainer-video-be https://trychasca.com/blog/how-long-should-an-explainer-video-be Short answer: 60 to 90 seconds for one idea, and under six minutes for anything educational. Here is the research behind that, and a length for every use case. Research Wed, 30 Sep 2026 00:00:00 GMT https://trychasca.com/blog/how-to-make-a-whiteboard-animation-video https://trychasca.com/blog/how-to-make-a-whiteboard-animation-video Seven steps to a whiteboard animation: one idea, a script, a storyboard, drawings, narration, timing and export. By hand, with software or with AI. How-to Wed, 30 Sep 2026 00:00:00 GMT https://trychasca.com/blog/how-to-turn-a-pdf-into-a-video https://trychasca.com/blog/how-to-turn-a-pdf-into-a-video Three ways to turn a PDF into a narrated video, from recording your screen to letting AI write the script and draw it for you. Steps, tips and what to avoid. How-to Wed, 30 Sep 2026 00:00:00 GMT https://trychasca.com/blog/how-to-write-an-explainer-video-script https://trychasca.com/blog/how-to-write-an-explainer-video-script A six-part structure for explainer video scripts, a fill-in template, a worked 60-second example and the mistakes that make viewers click away. Guides Wed, 30 Sep 2026 00:00:00 GMT https://trychasca.com/blog/what-is-a-whiteboard-explainer-video https://trychasca.com/blog/what-is-a-whiteboard-explainer-video A whiteboard explainer is a short video that explains one idea by drawing it as a narrator talks. How it works, when to use one and how to make one. Guides Wed, 30 Sep 2026 00:00:00 GMT https://trychasca.com/blog/why-whiteboard-videos-work https://trychasca.com/blog/why-whiteboard-videos-work Drawing an idea as it is explained beats showing it finished. Eight research findings on whiteboard videos, and what each means for your next one. Research Wed, 30 Sep 2026 00:00:00 GMT