Back 2 Viz Basics - previous challenges
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2026 Challenges
| Week Number | Release Date | Topic | Data | Collaboration / Recognition | Dataset |
|---|---|---|---|---|---|
| Week 1 | January 12 | Build a Bar Chart | WEF Youth Insights Report | ||
| Week 12 | June 22 | Build a Map | 2026 FIFA World Cup |
2025 Challenges
| Week Number | Release Date | Topic | Data | Collaboration / Recognition | Dataset |
|---|---|---|---|---|---|
| Week 1 | January 13 | Build a Bar Chart |
2024 Challenges
| Week Number | Release Date | Topic | Data | Collaboration / Recognition | Dataset |
|---|---|---|---|---|---|
| Week 1 | January 8 | Build a Line Chart |
2022 Challenges
Teaser - November 28 - Build Your Best Bar Chart
Week 1 - January 2 - Build a Scatter Plot
Week 2 - January 16 - Dates & Line Charts
Week 3 - January 30 - Build Your Best Text Table
Week 4 - February 13 - Design Some KPIs
Week 5 - February 27 - Use Color Purposefully
Week 6 - March 13 - Dealing with Outliers
Week 7 - March 27 - Design a Wireframe
Week 8 - April 10 - Build a Heat Map
Week 9 - April 24 - Build a Dot Plot
Week 10 - May 8 - Part-to-Whole Charts
Week 11 - May 22 - Using Sets for Top N
Week 12 - June 5 - Vizzing Diverging Values
Week 13 - June 19 - Create a Symbol Map
Week 14 - July 3 - Catch-up Week
Week 15 - July 17 - Build a Histogram
Week 16 - July 31 - Build a Treemap
Week 17 - August 14 - Use Annotations Effectively
Week 18 - August 28 - Use a Parameter
Week 19 - September 11 - Use an Action
Week 20 - September 25 - Change Over Time
Week 21 - October 9 - Source Your Own Data
Week 22 - October 23 - Expand/Update a Viz
Week 23 - November 6 - Design a Mobile View
Week 24 - November 20 - Build a Bar Chart II or Scatter Plot II
Week 25 - December 4 - Use an Image
2025 Challenges:
Week 1 - January 13 - Build a Bar Chart
Week 2 - January 27 - Build a Multiple Line Chart
Week 3 - February 10 - Build a Text Table
Week 4 - February 24 - Visualizing Change Over Time
Week 5 - March 10 - Build a Scatter Plot
Week 6 - March 24 - Improve a Visualization
Week 7 - April 7 - Build a Treemap
Week 8 - April 21 - Build a Histogram
Week 9 - May 5 - Viz in Tooltip
Week 10 - May 19 - Percent of Total
Week 11 - June 2 - Build a Gantt Chart
Week 12 - June 16 - Visualize Rank Over Time
Week 13 - June 30 - Use an Annotation
Week 14 - July 14 - Build a Box Plot
Week 15 - July 28 - Use a Parameter
Week 16 - August 11 - Build a Likert Scale Chart
Week 17 - August 25 - Design Some KPIs
Week 18 - September 8 - Design a Wireframe
Week 19 - September 22 - Build a Unit Chart
Week 20 - October 6 - Build a Heat Map
Week 21 - October 20 - Use a Date Calculation
Week 22 - November 3 - Design for Accessibility
Week 23 - November 17 - Build a Map
Week 24 - December 1 - Build a Slope Chart
Week 25 - December 15 - Use an Image URL
2023 Challenges
Week 1 - January 8 - Build an Area Chart
Week 2 - January 22 - Build a Multiple Line Chart
Week 3 - February 5 - Build a Symbol Map
Week 4 - February 19 - Build a Box and Whisker Plot
Week 5 - March 5 - Visualize Data in a Timeline
Week 6 - March 19 - Use Brand Colors
Week 7 - April 2 - Create a Ranked Table
Week 8 - April 23 - Use Show/Hide
Week 9 - May 7 - Back 2 Viz Basics LIVE
Week 10 - May 21 - Build a Table
Week 11 - June 4 - Build a Map
Week 12 - June 18 - Design KPIs
Week 13 - July 2 - Catch-up Week
Week 14 - July 16 - Write a Clear Title
Week 15 - July 30 - Dynamic Formatting
Week 16 - August 15 - Percent Change
Week 17 - August 27 - Design a Wireframe
Week 18 - September 10 - Build a Dot Plot
Week 19 - September 24 - Your Chart Choice
Skip Week - October 8 - Iron Viz
Week 20 - October 29 - Build a Map II
Week 21 - November 12 - Build a Scatter Plot
2024 Challenges
Week 1 - January 8 - Build a Line Chart
Week 2 - January 22 - Build a Scatter Plot
Week 3 - February 5 - Build a Text Table
Week 4 - February 19 - Build a Bar Chart
Week 5 - March 4 - Play with Size
Week 6 - March 18 - Design Insightful BANs
Week 7 - April 1 - Build a Symbol Map
Week 8 - April 15 - Create a Percent of Total Chart
Week 9 - April 29 - Design to a Template (B2VB LIVE)
Week 10 - May 13 - Build a Heat Map
Week 11 - May 27 - Use Color Purposefully
Week 12 - June 10 - Use Annotations Effectively
Week 13 - June 24 - Build a Box & Whisker Plot
Week 14 - July 15 - Build a Unit Chart
Week 15 - July 29 - Design a Landing Page
Week 16 - August 12 - Build a Sankey Chart
Week 17 - August 26 - Build a Scatter Plot II
Week 18 - September 9 - Build a Bump Chart
Week 19 - September 23 - Show Top N
Week 20 - October 7 - Iron Viz Break
Week 21 - October 28 - Visualize a Distribution
Week 22 - November 11 - Use Multiple Data Sources
Week 23 - November 25 - Think Like an Analyst
Week 24 - December 9 - Use Filters to Focus Your Story