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Activity 1 – Frog or toad? Activity 2 – Classify the animals Activity 3 – Classification keys quiz Activity 4 – Create a classification key Classification helps scientists to put living things into ...

There are millions of different types of living things on Earth. In order to keep track of them all, scientists put living things into groups based on characteristics that they have that are the same.

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March 13, 2026 • Meanwhile, if you've been paying attention to medicine, basketball and the British Parliament, you'll get at least three questions right this week.

Think You’re Smarter Than a Senior Producer for What Next? Find Out With This Week’s News Quiz.