Explore Crystal Abyss in this free Multiplication and Arrays field trip. Choose any of six stops, investigate five questions at each stop, and collect the letters that unlock your return to Base Camp.
K–2 and Grades 3–5 have different stories and questions. Use the grade toggle inside the adventure. No account or physical kit is required.
Teacher Guide · selected grade
The adventure’s grade toggle selects the matching teacher guide. Both grade experiences have six independently selectable stops and thirty questions.
Download K–2 Teacher Guide (PDF) Download Grades 3–5 Teacher Guide (PDF)Get Free Dig Kits for Your Classroom — real excavation kits can enhance the hands-on experience. Qualifying activities and eligibility apply; registration alone does not guarantee kits.
Six curriculum stops
- Lantern Gate — Equal groups.
- Geode Gallery — Rows and columns.
- Crystal Arch — Skip counting.
- Mirror Hall — Multiplication facts.
- Gemcart Bridge — Division as grouping.
- Signal Vault — Arrays in real situations.