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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 is Earth Day?

    -Cesar, 1st Grade

  • Can plants grow without a seed?

    -Lennon, 3rd Grade

  • Why do we have power lines?

    -Sophia, 4th Grade

How many people are in the world?

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!