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’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 Welcome to Week 35 of 2025! When building reports in Power BI, one of the most common requests I hear from users is: “Can I explore different KPIs side by side without creating dozens of visuals?” The good news: yes, you can! And it’s cleaner than ever with field parameters grouped by category. In …
2025 Week 35 | Grouped Field Parameters in a Matrix Read More
Introduction It’s good to be back again, and a bit sooner than last time! This time, we will be creating a visual using Deneb. Deneb has featured a lot in WoW, which I’m very grateful for, but I’ve yet to submit and exercise for it. As such, I wanted to try something that would help …
2025 Week 33 | Create a Circular Heatmap with Deneb Read More
Introduction This week, we’re cooking up something a little different – waffle charts! Your challenge is to build a report that compares actual sales to a dynamic monthly target and visualizes progress in a clean, impactful way. Requirements Get and Prepare Data Start by downloading the CSV file provided. It contains 8 columns: ORDERNUMBER QUANTITYORDERED …
2025 Week 32 | Build a Waffle Chart using Core Visuals Read More
Introduction Happy Workout Wednesday, data fam! This week, we’re taking bar charts to the next level—with built-in scales that visually speak for themselves! We all love a good bar chart, but sometimes you want to show progress toward a goal or segment values into performance zones – without extra visuals, DAX trickery, or custom backgrounds. Just …
2025 Week 30 | Power BI: Bar chart with built-in scales 📏 Read More
Introduction Welcome back to Workout Wednesday! This week we’re building a special tooltip.It will include flags, and some special custom formatting. Want to learn, how to create a tooltip like this?Let’s do it! Requirements Download the sample data from the Data World Website – part 1 and part 2. [Note: Data.World requires you to create a …
Introduction What do you want to highlight on hover? Practice with the Deneb Custom Visual. This week’s challenge was created using the Deneb custom visual in Power BI. I was inspired by the many examples on the Vega-Lite website. The chart displays Sales and Profit grouped by country and segment, based on a sample Power …
2025 Week 23 | Power BI: Highlight on Hover with Deneb Read More
Introduction Welcome to Week 21 of 2025! This report allows users to select a performance metric (e.g., Revenue) and compare its values across 2024 and 2023. It provides a flexible way to explore year-over-year changes and spot trends or anomalies through interactive visuals. Good luck! -Andrei Requirements Main Visual: Area Chart with Year-on-Year Comparison Green …
2025 Week 20 | Year-over-Year Selected Metric Trends Read More
Introduction Welcome back to Workout Wednesday! This week we’re building a special three-way dumbbell chart! You may ask, if this is a fixed term? No – I just think that sometimes there are three values that need to be displayed. This is how it will look like – you can easily see that chocolate prices …
