Comparing & ordering length worksheets
Each print is a different sheet with its own answer key. You don't need to sign up.
To find the longer bar, look at how far each one goes from its start to its end.
Two grades, each its own sheet. Print one here, or open a grade for examples and teaching notes.
Print by grade
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Kindergarten
Kindergarten comparing length worksheets show two labeled bars, A and B, and ask which one is longer or shorter. No numbers or rulers yet, just two lengths side by side. Answers are a single letter, easy for early writers.
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1st grade Core grade
Each print is a different sheet with its own answer key. You don't need to sign up.
First grade sheets rotate three kinds of items: compare two bars, order three bars from shortest to longest, and count how many unit cubes long a bar is. Together they build the two ideas that make a ruler make sense next year.
More on length & units
All measurement worksheets →
Or all math worksheets: every grade, every topic.