Complete this interactive activity to understand how to compare lengths and heights. Then put your knowledge to the test. When you are comparing lengths, you are describing how long or short an object ...

I wanted to share a visual for comparing the lengths of jackets with the same dress. While this experiment would be more ideal with jackets of the same color and style so those details don’t influence ...

The mass of an object is how heavy it is. The amount of matter in an object is its mass. You can use the words 'heavy' and 'light' to describe the mass of an object. You can use the words 'heavier' ...