Take a trip to the Farmer's Market! Introduce your third grader to a common metric unit of measurement: kilograms.

Practice measuring concepts and work on building your comparison skills with this fun worksheet that's all about liters!

In no time at all, your third grader will be a pro at changing units of measurement — like converting between grams and kilograms.

From the tiniest ant to the biggest elephant, every animal has a mass!

Third grader today, astrophysicist tomorrow! Let your child research their planet of choice, and discover everything from the number of moons to temperature.

In this math worksheet, your child will learn about place value and practice reading whole numbers up to the hundred thousands.

Help your third-grader learn the different units of weight with this worksheet.

Kids practice converting ounces to pounds and vice versa in this baking-themed measurement worksheet.

Need a way to practice your kid's knowledge of shapes and units of measurement? This printable will get them laughing as they show off how much they know.

Test your third grader's handle on common units of measurement with this quick practice quiz.

Children put their science vocabulary to the test with this engaging crossword puzzle!

Kids measure mass and volume with metric word problems.

Designed to accompany the Pumpkin Investigation activity, kids will use these pumpkin investigation guidelines to predict and record information about their own pumpkin, such as how much it weighs, how far it will roll, how many seeds it has, and mor

Help your third-grader understand the different units of length with this worksheet.

This measurement worksheets is chock-full of empty, unmarked scales. Can your third grader help mark each scale down with its appropriate measurement?

Searching for a worksheet that will give your kid help with his science skills? This printable will challenge his knowledge of the metric system.

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