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[00:09.09]Reading [00:10.74]COLLECTING STAMPS AND COINS [00:14.18]Staring a stamp collection is easy and not very expensive. [00:19.44]Before you start, you need to decide what kind of stamps you want to collect. [00:25.60]Most people collect stamps
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[00:09.40]Reading [00:10.55]STUDYING PLANTS IN THE WILD [00:12.25]The study of natural history is not something to be left to biologists. [00:17.99]In fact, their capacity in terms of the time they can spend away from their offices is very limited. [
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[00:09.09]Reading [00:10.74]COLLECTING STAMPS AND COINS [00:14.18]Staring a stamp collection is easy and not very expensive. [00:19.44]Before you start, you need to decide what kind of stamps you want to collect. [00:25.60]Most people collect stamps
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[00:09.40]Reading [00:10.55]STUDYING PLANTS IN THE WILD [00:12.25]The study of natural history is not something to be left to biologists. [00:17.99]In fact, their capacity in terms of the time they can spend away from their offices is very limited. [
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iPhone Becomes Low Cost Microscope The Apple iPhone can be used for lot of things making calls, playing games and sending pictures, video and text. Scientists say it also can be converted into a low-cost microscope to detect worm-related infections i
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