Introduction Sometime ago, I came across this post by Sarah Pallett ( X | LinkedIn ) introducing the idea of L-Shaped bar charts… … and I thought it would make a perfect WOW challenge (as it gave me an excuse to build a version myself). Click to open in Tableau Public Requirements Size 1000 x …
#WOW2025 | Week 38 | Can you build an L-Shaped bar chart? Read More
Introduction This week we’re going easier than typical. We’re going back to the basics. We’re going to practice our Table calculations in a simple easy dashboard. If you wanna take it up a notch, feel free but this week is keeping it simple. So here go! Let’s practice Table Calcs This week’s challenges highlights data …
Introduction This week’s challenge is brought to you by yet another Guest Coach and active member of the Tableau and Workout Wednesday communities. Presenting, Giulio D’Errico! Giulio proposed this challenge to me several weeks ago and we have worked together to build out his idea. This challenge applies some great fundamental skills, and then has …
#WOW2025 | Week 36 | Can You Build a Color-Coded Filter? Read More
Introduction I’ve recently been running several hands-on Tableau workshops for beginner- to intermediate-level users across different prefectures. In one of those sessions, a participant asked how to visualize both ranking changes and differences in sales at the same time. This week’s challenge was inspired by that question. It might be a bit tricky, but I …
#WOW2025 | Week 35 | Can You Visualize Yearly Rank Changes in Sub-Category Sales? Read More
Introduction I’ve been playing around with Tableau MCP and something called “Vibe Analytics” lately (look them up if you’re curious!).This week’s challenge was inspired by working with a generative AI to analyze the Sample Superstore dataset, exploring ways to break down profit into its key drivers and compare year-over-year performance. Have fun building this waterfall …
#WOW2025 | Week 34 | Can you breakdown YoY profit into its drivers? Read More
Introduction I created this viz to show off some crazy golf scores from my latest cohort at The Data School, especially to show off the fact I won. But I added in some Table Calculations and other bits to add some context, I thought it would make a good challenge. Click to open in Tableau …
#WOW2025 Week 33: Can you recreate this Marginal Histogram Read More
Introduction Tableau has released several spatial capabilities over the last year, and they continued that trend in 2025.2, adding dynamic spatial parameters, which allow you to filter data by map viewport, among other things. We’ll go back to the US school data I’ve used for the other spatial challenges we’ve done this year, so this one …
#WOW2025 | Week 32 | Can you use Dynamic Spatial Parameters? Read More
Introduction I often use the #datafam community as inspiration for my #WOW challenges, as it gives me the perfect opportunity to try out a particular technique or visualisation style, which I hope you all then benefit from too 🙂 This week’s challenge was inspired by this blog post by the Flerlage Twins, which in turn …
#WOW2025 | Week 31 | Can you build an alternative to a stacked bar chart? Read More
Introduction This week’s challenge was inspired by a question from a colleague. They were looking for ideas for how to manage a chart with multiple lines and mulitple metrics. My colleague started with the idea of highlighting a single line in each chart, to show how the company compared to its competitors – a simple …
Introduction With the release of Tableau 2025.2, it’s time to test out its powerful new capabilities! This week, we’re tackling the new Dynamic Color Range feature using data from Japan’s House of Councillors elections. The basic requirements cover the fundamentals. For the bonus, we’ll address a practical issue you’ll almost certainly encounter when you try …
#WOW2025 | Week 28 | Can you use Dynamic Color Ranges? Read More
