it matters because you need to know how heavy it is to push or carry around
The correct phrase is "Size does matter." This means that the size of something is important or significant.
you make a catapult!
catapult
Watermelon, or bowling ball.
No, the size of the gift does not matter.
There is no size of matter
Catapult is a noun.
A Trebuchet Catapult
where was the catapult used
A mangonel is a kind of catapult.
A mangonel is a catapult, not a bridge.
how did you incresed the accuacy of your catapult