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| Patterns All Around (6 titles) |
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| Power Up! (10 titles) |
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| Real World Math (42 titles) |
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| Real World Math: Personal Finance (20 titles) |
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| Real World Science (10 titles) |
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| Science Explorer (38 titles) |
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| Solar System (8 titles) |
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| Sorting (4 titles) |
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| Tech from Nature (8 titles) |
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| Then to Now Tech (8 titles) |
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| The STEM Files (8 titles) |
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| Unofficial Guides (53 titles) |
New!
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| Unofficial Guides (45 titles) |
New
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| Unofficial Guides (61 titles) |
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| Unofficial Guides Junior (32 titles) |
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| Watch It Go (4 titles) |
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| Welcome to the Construction Site (8 titles) |
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| Welcome to the Farm (8 titles) |
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| What Does It Do? (10 titles) |
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