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Science units

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Mini-lessons

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Check out these giant blocks of ice. Use your imagination. What could you build with hundreds or thousands of them?
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This is the Harbin International Ice and Snow Festival in China. Everything is made of ice and lit up by colored lights.
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What do you think these colorful objects are? How do you think that people made them?
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Someone filled water balloons with colored water and then left them outside to freeze! Try this out sometime!
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Someone went to open their front door one day and this is what it looked like. What do you think happened?
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The wind had blown enough snow to trap this man in his house! He had to use a shovel to get out.
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If you go outside on a very cold day, your hair won't freeze like this. How did these people get their hair to freeze?
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First, they had to get their hair wet! They did this for fun when it was colder than 0°F (-18°C). (Don’t try this!)
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It even works on eyelashes!
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This fragile, frozen sphere is hollow inside–it’s full of air. How do you think someone made it?
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Someone blew a bubble with a straw! Watch as beautiful ice crystals form as the bubble freezes.
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Voting for this episode is now closed. Would you like to vote on the most recent poll?

We pulled three questions from our jar. Which question do you want to explore?

  • What’s the hottest temperature any animal could survive?

    -Addie, 2nd Grade

  • Could you drive all the way around the world?

    -Shayne, 5th Grade

  • What is the oldest sport in the world?

    -Charlie, 3rd Grade

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Why do icebergs float?

Watch the video to discover the answer and don't forget to vote for next week's question. There are mysteries all around us. Have fun and stay curious!

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