| Investigating Heat |
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| Investigating Light |
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| Investigating Magnetism |
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| Investigating Sound |
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| Iran - the culture (revised, ed. 2) |
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7.6 |
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| Iran - the land (revised, ed. 2) |
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7.7 |
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| Iran - the people (revised, ed. 2) |
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7.5 |
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| Iraq - the culture (revised, ed. 2) |
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7.7 |
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| Iraq - the land (revised, ed. 2) |
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7.6 |
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| Iraq - the people (revised, ed. 2) |
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7.4 |
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| Ireland - the culture |
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| Ireland - the land |
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| I Said No! Refusal Skills |
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| Islam in Turkey |
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3.2 |
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| Island Survival Guide |
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| Is our weather getting worse? |
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5.1 |
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| Israel - the culture (revised, ed. 2) |
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6.4 |
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| Israel - the land (revised, ed. 2) |
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6.4 |
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| Israel - the people (revised, ed. 2) |
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6.2 |
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| Is There a Future for Fossil Fuels? |
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7.7 |
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| Italy - the culture |
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| Italy - the land |
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| It Doesn't Grow on Trees: Sources of Income |
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| Jamaica - the culture |
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