What is volume? Use this great introduction about displacement to help your child learn the concept of volume.

Help your students become more comfortable with using metric units by providing them with an opportunity to think deeply about what unit of length they should use in different situations and why!

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

Brrr, it's cold outside! In this worksheet, kids practice reading thermometers to figure out what the temperature is.

Use this exercise to encourage students to think deeply about how each visual is similar and different.

What’s the heaviest object in your home? What about the lightest? Find out with this helpful third-grade worksheet!

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

What is the length of a crayon? A marker? Which one is longer? Students can cut out the included in/cm ruler to estimate, measure, and compare the length of easy-to-find objects in your classroom.

Put on your detective hats because it's time for a measurement hunt! In this activity, students search for objects around the classroom that are shorter/longer than the given items. Your kids will have fun hunting for items and drawing what they find.

Practice measuring with your very own paper ruler! What's on the measuring agenda for today? A nifty purple hammer and a blue nail, of course.

Enhance your learners' addition and subtraction skills using number line models and real-world scenarios!

Lengthen your learners' addition and subtraction skills using number line models and real-world scenarios!