Investigation Backpack 04 appeared in The Oregon Mathematics Teacher January 2008 (

The universe beckons. Gaia's children are ready to move outward, to explore and build communities in near space, the solar system, and beyond. Explorers and community builders will venture forth, while others remain as the crew of Starship Gaia. – Laran Stardrake

All aboard for episode #4 of Investigation Backpack, in which we suggest a far-out investigation. Mission to Mars intertwingles math, science, social studies, and other disciplines. For instructional stuff about Mission to Mars:

Go to and search for mars.

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