How do you properly illustrate the extreme size difference between two planets—Earth and Jupiter? With the help of jellybeans, of course! Create a scale model of Jupiter's mass compared to Earth using a fishbowl, 1,400 beans, and a...

Students collect data of balloons of different sizes to see which one travels the furthest when shot into the air to represent a rocket. In this rocket lesson plan, students write about which balloon traveled the furthest and why.

In this measurement worksheet, 3rd graders number objects in order from heaviest to lightest using the numbers 1, 2, and 3. They compare pictures of items such as a bike, an elephant, and a piece of paper.

In this size comparison worksheet, learners study the pictures illustrated on the page. Students identify the objects that are shorter in comparison and circle them.

In this comparing lengths worksheet, students study the illustrated pictures in each row. Students then circle the shortest picture in each row.