diff --git a/skills/data-viz/example_pie_chart.png b/skills/data-viz/example_pie_chart.png new file mode 100644 index 000000000..f8cd55b2a Binary files /dev/null and b/skills/data-viz/example_pie_chart.png differ diff --git a/skills/data-viz/example_trend_chart.png b/skills/data-viz/example_trend_chart.png new file mode 100644 index 000000000..7c63aeb6c Binary files /dev/null and b/skills/data-viz/example_trend_chart.png differ