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Incoming Resources
- Albert Hopper, science hero, worming to the center of the Earth!, John Himmelman
- Duck to the rescue, John Himmelman
- Chickens to the rescue, John Himmelman
- Discovering moths, nighttime jewels in your own backyard, John Himmelman
- Floaty, John Himmelman
- Blasting through the solar system!, John Himmelman
- Himmelman, John, Albert Hopper, science hero, 1