Main MenuHomeVideosGuidesResourcesSD ChallengeNewsAboutBest Practices: The Balloon Aerodynamics Challenge Demonstration To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video This demonstration shows how to complete this challenge with learners. Downloads Video Nov 18, 2025 MP4 (25.22 MB) Subtitle (English) Nov 18, 2025 VTT (3.20 KB) Activity guide Nov 17, 2025 PDF (2.44 MB)
