Inventing Projects Fund

hi every one ,i just want to build one of these electric skateboard and buy a dc generator motor to build my "self charging electric skateboard",so i am 15 years old inventor and i have an idea to improve it but i have no money to buy this one and the other parts,that's why i'm here asking some donation,i have a dream to be a good inventor that's why i want to buid this thing maybe my invention can use it in other vehicles like cars to decrease pollution and prevent global warming so i hope you can help me save some money.and god bless you....