Introduce your first grader to centimeters by helping her measure some familiar things: school supplies!

Introduce measuring to your second grader with this simple and easy worksheet. Use the paper inch ruler to measure the length of each school supply.

Do you know how long your scissors are or how tall your glue bottle is? Give it your best guess in this measurement worksheet!

Discover the inner workings of basic earth science in this worksheet on temperature.

Read about the earth's coldest land biome, the tundra, then fill in the blanks to review what you've learned.

Learn to count with cute and colorful fruit! This worksheet gives kids a workout in recognizing visual representations of matching numbers.

Get wise about wind! Even though you can't see it, wind is a powerful force caused by changing temperature in the air.

Students learn how to compare animals using the words “bigger” and “smaller.”

Rain or shine, get ready for some weather watching! Record data to observe the weather patterns over the course of a week.

This thermometer worksheet gives your child practice reading and using a thermometer. Try this thermometer and temperature worksheet with your child.

Get comfortable with customary units in this inviting measurement worksheet!

Show your second grader how to use a ruler with this math worksheet!

Measurements totally rock in this colorful, engaging math worksheet!

Decide what unit (inches, feet, yards or miles) to use to measure different things.

Practice measuring in centimeters with this beginner's worksheet! Kids can use the cut-out ruler to measure each item in centimeters.

Estimate the length of sticks, leaves, flowers, and more in this colorful measurement worksheet!

Practice your measurement skills until the cows come home with this inviting second-grade worksheet!

Make learning metric units easy with this colorful estimation worksheet!

You can measure length with all kinds of units, not just inches and centimeters!

Use a paperclip “ruler” to measure common objects in this colorful worksheet!

You don’t need a green thumb to solve these garden-themed perimeter problems!

Don’t let estimating and measuring bug you—strengthen your skills with this fun second-grade worksheet!