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Incoming Resources
- Iamasaurus, Anne Ylvisaker and Mark Hoffmann
- The Indian Ocean, by Anne Ylvisaker ; consultant, Sarah E. Schoedinger
- The Atlantic Ocean, by Anne Ylvisaker
- The Antarctic Ocean, by Anne Ylvisaker ; consultant, Sarah E. Schoedinger
- Your stomach, by Anne Ylvisaker ; Marjorie Hogan, consultant
- The luck of the Buttons, Anne Ylvisaker
- Button down, Anne Ylvisaker
- Lake Superior, by Anne Ylvisaker
- The luck of the buttons, Anne Ylvisaker
- Ice storms, by Anne Ylvisaker ; consultant, Joseph M. Moran
- Dear Papa, Anne Ylvisaker
- The Arctic Ocean, by Anne Ylvisaker ; consultant, Sarah E. Schoedinger
- The curse of the Buttons, Anne Ylvisaker
- Your lungs, by Anne Ylvisaker ; Marjorie Hogan, consultant
- Avalanches, by Anne Ylvisaker ; consultant, Knox Williams
- Lake Michigan, by Anne Ylvisaker
- Lake Erie, by Anne Ylvisaker
- Button down, the sequel to The luck of the buttons, Anne Ylvisaker
- Droughts, by Anne Ylvisaker ; consultant, Jospeh M. Moran
- Lake Ontario, by Anne Ylvisaker
- The luck of the buttons, Anne Ylvisaker
- Your muscles, by Anne Ylvisaker ; Marjorie Hogan, consultant
- Landslides, by Anne Ylvisaker ; consultant, Lynn Highland
- The Pacific Ocean, by Anne Ylvisaker ; consultant, Sarah E. Schoedinger
- Lake Huron, by Anne Ylvisaker
- Little Klein, Anne Ylvisaker