How do i find out if he likes me? What do i do?

I like this guy and he is a close friend, also my moms bosses son, hes 1 yr older than me and is always pushing me and then ill push him back and we will joke around, and he always is smiling and looking at me. He is always trying to make me laugh or smile, 1 thing how do i find out if he actually likes me? he always will come looking 4 me and invite me to hang out with him and his brothers and some of his cousins, i really like him and how do i find out if he likes me? I have gotten the answer just ask him but i either wimp out if i try to talk to him about that or i get shaky so me asking him is not an answer plz help