| 3-D Shapes (6 titles) |
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| All about Maps (8 titles) |
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| Big Machines at Work (12 titles) |
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| Blast Off to Space (8 titles) |
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| Constellations (8 titles) |
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| Continents of the World (7 titles) |
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| Engineering that Made America (6 titles) |
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| Engineering that Made America (8 titles) |
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| Everyday Earth Science (8 titles) |
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| Explaining How Things Work (10 titles) |
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| Eye on the Sky (8 titles) |
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| Forces of Nature (8 titles) |
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| Geography of the World (12 titles) |
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| Geology Rocks! (8 titles) |
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| Glass Jar Science (8 titles) |
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| Habitats (6 titles) |
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| Investigating Pollution (8 titles) |
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| Let's Explore Ecosystems (12 titles) |
NEW
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| Life Cycles (12 titles) |
NEW
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| Life in Water Biomes (6 titles) |
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| Looking at Layers (8 titles) |
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| Math in Sports (6 titles) |
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| Mountains (6 titles) |
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| National Parks (12 titles) |
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