help with my 88 dodge ram 100 318?

ok I could use some help I have a 88 dodge ram 100 318 and its been running good for awhile now i dont know whats going on i dont know if it means anything my children who got in trouble for this were playing in the car and killed the battery when i got up the next morning and found the battery dead my husband called his friend to jump it when he connected the cables they sparked we left it for then went to work came home found out the battery was bad got a new one now when i put the truck in drive or reverse it dies or trys to go and then dies does anyone know what could be going on
 
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