Main MenuHomeVideosGuidesResourcesSD ChallengeNewsAboutBest Practices: Exploring Craters Guide Lites Demonstration To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Learn strategies for engaging learners completing the Exploring Craters Guide Lites activity. Downloads Video Nov 18, 2025 MP4 (34.37 MB) Subtitle (English) Nov 18, 2025 VTT (2.13 KB) Activity guide Nov 17, 2025 PDF (331.29 KB)