Explore Wonders | Tag: freshwater | Wonderopolis

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Do Fish in Aquariums Swim in Freshwater or Saltwater?

There’s something a bit fishy about today’s Wonder of the Day!

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Do Fish in Aquariums Swim in Freshwater or Saltwater?
Where Is Lake Baikal?

Join us in Wonderopolis today for a tour of one of the largest lakes in the world!

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Where Is Lake Baikal?
How Many Sharks Are In the Ocean?

Today’s Wonder of the Day will have you saying, “My! What big teeth you have!”

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How Many Sharks Are In the Ocean?
What Is an X-ray Fish?

It may sound fishy, but we believe you’ll see right through today’s Wonder of the Day!

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What Is an X-ray Fish?
What Is a Polar Ice Cap?

Hope you brought your jacket! Today’s Wonder of the Day is served over ice — at the North and South Poles!

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What Is a Polar Ice Cap?
Why Don’t We Drink Saltwater?

Today’s Wonder of the Day is fun to swim in, but you sure don’t want to drink it!

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Why Don’t We Drink Saltwater?
How Does a Sawfish Use Its Saw?

Today’s Wonder of the Day features an aquatic creature that cuts through the water with ease!

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How Does a Sawfish Use Its Saw?
Do Animals Use GPS?

Join us in Wonderopolis today as we carefully track some animals to learn how they get from Point A to Point B!

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Do Animals Use GPS?
Does Salt Water Freeze?

Brrr! Today’s Wonder of the Day is really, really cold!

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Does Salt Water Freeze?