When people search for pictures for brainstorming techniques, they usually want two things: to see what each method looks like on the board, and to know which one fits their meeting. This guide does both in words — a visual description of nine brainstorming formats, what stage of thinking each serves, and which tool (Miro, FigJam, Canva, or Excalidraw) draws it fastest. The selection principle matters more than the pictures: brainstorming has three stages — generating ideas, organizing them, and deciding — and most bad sessions come from using a generating-stage picture to make a deciding-stage call.

Match the technique to the stage and the meeting fixes itself.

Pick by stage, not by aesthetics

Technique Stage What it looks like Fastest tool
Mind map Generate Central bubble with radiating branches Miro
Brainwriting grid Generate Table of ideas passed between rows FigJam
Crazy 8s Generate Page folded into 8 rough sketch panels Excalidraw
Mood board Generate Collage of images, colors, and type Canva
Affinity map Organize Sticky-note clusters under theme labels FigJam
Fishbone diagram Organize Spine with angled cause “bones” Miro
Storyboard Organize Comic-strip panels of a user’s journey Excalidraw
Rose, Bud, Thorn Decide Three color-coded feedback columns FigJam
Impact–effort matrix Decide 2×2 grid with ideas as dots Miro

Generating: pictures that multiply ideas

1. Mind map

Picture a central bubble in the middle of the board — the topic — with five or six thick branches radiating outward like tree limbs, each labeled with a sub-theme. From each branch, thinner twigs split off carrying individual ideas, and the whole thing ends up looking like a neuron or a river delta. Color usually shifts by branch, so “marketing ideas” is entirely green and “pricing ideas” entirely orange.

Mind maps work because they let you park an idea under a branch without deciding anything about it. Miro and FigJam both have dedicated mind-map objects that auto-layout branches as you hit Tab; Miro’s is the more polished for large maps.

2. Brainwriting grid (6-3-5)

Visually, this is just a table: six rows (one per person), three columns, eighteen cells waiting for ideas. Each person writes three ideas in their row, then the grid rotates and everyone builds on the row they received. After five rounds you are staring at a wall of 100+ ideas, many of them hybrids no single person would have produced.

It looks boring. That is the feature — the quiet, format-enforced turn-taking means the loudest person in the room contributes exactly as many cells as the intern. FigJam’s table object plus a timer widget recreates the paper version exactly.

3. Crazy 8s

Imagine a sheet of paper folded three times into eight panels, then eight rough, ugly, thirty-second sketches — one solution idea per panel, stick figures and boxes, nothing shaded. On a digital board it becomes an eight-cell frame per person, filled under an eight-minute timer.

The picture is deliberately crude. Polish invites attachment, and Crazy 8s exists to produce volume before judgment. Excalidraw’s hand-drawn line style is perfect here because nothing you draw in it can look precious; FigJam has a ready-made Crazy 8s template if you want the timer built in.

4. Mood board

A mood board is a collage: overlapping photos, color swatches, typography samples, and product screenshots arranged loosely on a canvas until they describe a feeling no one could articulate in a sentence. Edges overlap, sizes vary wildly, and the composition matters as much as the contents.

This is the one technique where aesthetics are the output, which makes Canva the obvious tool — its photo library and drag-to-collage grids get a usable board up in fifteen minutes. Use it when the brainstorm is about direction (“what should this brand feel like?”) rather than solutions.

Organizing: pictures that turn a pile into a shape

5. Affinity map

Start with the aftermath of a sticky-note storm: eighty scattered squares. An affinity map is what it looks like twenty minutes later — the notes pulled into six or seven tight clusters, each cluster under a bold header note, with lonely outliers parked at the edge. The visual signature is islands of color on white space.

Clustering is silent by design: people drag notes toward notes they feel belong together, and themes emerge nobody proposed. FigJam and Miro both do this natively; Miro can even auto-cluster stickies by keyword or color when the pile is huge, which is a real time-saver after remote workshops.

6. Fishbone (Ishikawa) diagram

Exactly what the name promises: a horizontal spine pointing at a fish “head” — the problem statement, boxed on the right — with four to six angled bones branching off the spine. Each bone is a cause category (people, process, tools, environment), and smaller ribs off each bone carry specific contributing causes.

The skeleton forces a brainstorm about causes rather than solutions, which is why it belongs in retros and incident reviews. Miro ships a fishbone template; in Excalidraw you can draw the skeleton in two minutes, which oddly makes people more willing to scribble on it.

7. Storyboard

A storyboard is a comic strip: six to eight bordered panels in a row, each with a rough sketch on top and one caption line underneath. Panel one shows the user’s trigger moment, the middle panels show the steps, the last panel shows the outcome. Stick figures are encouraged; camera-quality art actively hurts, because critique should target the story, not the drawing.

Storyboards organize a brainstorm into a sequence — they surface the gap everyone skipped (“wait, how did she find the app in panel two?”). Excalidraw’s sketchy frames fit the comic-strip feel; FigJam works well when several people fill panels simultaneously.

Deciding: pictures that force a call

8. Rose, Bud, Thorn

Three labeled columns: roses (pink or red stickies — what works), buds (green — what shows promise), thorns (dark or blue — what hurts). Each participant contributes stickies to every column, so the finished board reads as a color-coded weather report of the team’s honest opinion of an idea.

It is the gentlest decision picture, which makes it the right first filter after a generating session — ideas with all thorns and no buds quietly retire without anyone having to kill them in public. FigJam’s sticky colors and emoji voting stamps map onto it directly.

9. Impact–effort matrix

Draw a large plus sign filling the frame: vertical axis “impact,” horizontal axis “effort.” Every surviving idea becomes a dot or mini-sticky placed into one of four quadrants — quick wins (high impact, low effort, top left), big bets (top right), fill-ins (bottom left), and money pits (bottom right). The finished picture is a scatter of ideas with the top-left corner circled.

This is the picture that converts a brainstorm into a plan, and it works precisely because placement is public — arguing an idea from “quick win” to “money pit” in front of the team is a decision happening in real time. Miro and FigJam both have 2×2 templates; the drag-the-dot debate is the point, so do it live rather than async.

Running the three stages in one session

A 60-minute session that works: ten minutes of Crazy 8s or brainwriting, fifteen of affinity mapping, ten of Rose-Bud-Thorn on the top clusters, and fifteen on the impact–effort matrix. Three pictures, one decision at the end — versus the classic failure, forty-five minutes of mind-mapping followed by “great energy, let’s continue this next week.”

Whiteboard tools in 2026 make the drawing part trivial. What they cannot do is stop you at the generating stage. That discipline is yours.

FAQ

Do visual brainstorming techniques work in fully remote meetings?

Yes — several work better remotely. Brainwriting and affinity mapping benefit from simultaneous, silent contribution, which is awkward around a physical wall but native to Miro and FigJam. The one that suffers remotely is Crazy 8s, since sketching with a mouse is slower; a phone camera photo of paper sketches pasted to the board fixes it.

Which technique should a team try first if they’ve only ever done open discussion?

The affinity map. It requires no drawing skill, produces a visible result in twenty minutes, and the silent-clustering step is usually the moment a talk-heavy team realizes how much structure was missing. Pair it with dot voting and you have a full session.

Do I need a paid Miro or FigJam plan to run these?

No. Every technique here fits on the free tiers — the constraints are board count, not features. Excalidraw is free and open source outright, and Canva’s free plan covers mood boards. Paid plans start mattering when you want unlimited boards, private boards, or large-team admin controls.

How many of these techniques belong in a single workshop?

Three, drawn from different stages — one to generate, one to organize, one to decide. Stacking two generating techniques back-to-back doubles the idea pile without adding decision power, and it is the most common reason workshops end with nothing shipped.

What if my team says they can’t draw?

Six of the nine pictures involve no drawing at all — they are arrangements of text notes, tables, and dots. For storyboards and Crazy 8s, set the rule that stick figures are the ceiling, not the floor; Excalidraw’s deliberately rough line style also does a lot to disarm the “I’m not an artist” objection.