Dear Carlos,

Your question almost stumped me. I don’t really have dinosaur scientist pals. So, I turned to an expert on finding answers.

My friend Emily Cukier is a science librarian at Washington State University. She helps students and scientists find information. I asked her what dinosaur is the largest—and how she figures that out.

Cukier told me that I should think hard about my question. Are we looking for the tallest dino? The longest? The heaviest? Those might be different answers.

Then it’s time to ask the internet.

“I’m a librarian, but the first thing I would do is put it into … » More …

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