Crack the crust of earth science vocabulary with this vocabulary exercise. Kids use the key at the top of the page to decode the words that are written in numbers rather than letters. Each encoded word is part of a sentence that includes the definition of that word.

Additional Tags

Earth Science, Vocabulary, science

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Instructional Ideas

• Assign the exercise for homework to help introduce or reinforce vocabulary terms
• The exercise would work well as a warm-up or end-of-class activity
• This would also work well as an exercise for a substitute teacher to assign

Pros

• A slightly different approach to vocabulary, learners will enjoy applying the code to discover the words

Cons

• None