Shiurim in Waterbugs

Waterbugs - Shiur 1
Shiur 1 of 11 on the topic of waterbugs in New York City's water.
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Waterbugs - Shiur 2
Shiur 2 of 11 on the topic of waterbugs in New York City's water.
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Waterbugs - Shiur 3
Shiur 3 of 11 on the topic of waterbugs in New York City's water.
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Waterbugs - Shiur 4
Shiur 4 of 11 on the topic of waterbugs in New York City's water.
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Waterbugs - Shiur 5
Shiur 5 of 11 on the topic of waterbugs in New York City's water.
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Waterbugs - Shiur 6
Shiur 6 of 11 on the topic of waterbugs in New York City's water.
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Waterbugs - Shiur 7
Shiur 1 of 11 on the topic of waterbugs in New York City's water.
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Waterbugs - Shiur 8
Shiur 8 of 11 on the topic of waterbugs in New York City's water.
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Waterbugs - Shiur 9
Shiur 8 of 11 on the topic of waterbugs in New York City's water.
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Waterbugs - Shiur 10
Shiur 10 of 11 on the topic of waterbugs in New York City's water.
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Waterbugs - Shiur 11
Shiur 11 of 11 on the topic of waterbugs in New York City's water.
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