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Incoming Resources
- Environmental disasters, by Shirley Duke
- Seasons of the freshwater pond biome, written by Shirley Duke
- Duke, Shirley Smith, Biomes
- Seasons of the estuary biome, written by Shirley Duke
- Prove it!, Shirley Duke
- Waves of light and sound, Shirley Duke
- What's the place value?, Shirley Duke
- Seasons of the grassland biome, written by Shirley Duke
- Step-by-step experiments with the water cycle, by Shirley Duke ; illustrated by Bob Ostrom
- Plan and investigate it!, Shirley Duke and Reagan Miller
- Cells, by Shirley Duke
- Seasons of the ocean biome, written by Shirley Duke
- Money counts, Shirley Duke
- Vertebrates and invertebrates explained, Shirley Duke
- Reptiles and amphibians explained, Shirley Duke
- Seasons of the tundra biome, written by Shirley Duke