Well, if you want the answer for "I would tell them to know what they want to do before going to college", then it's " Les diría que sepan lo que quieren hacer antes de ir a la universidad "
I think the direct object is juguetes.
A Rubén le encantaba el fútbol. Se pasaba el día corriendo detrás de la pelota. Entrenaba con su equipo los martes y los jueves.
Su madre le reñía constantemente porque siempre estaba dispuesto a jugar un partido con sus amigos, pero nunca tenía tiempo para hacer los deberes.
Ruben loved football. He spent the day running behind the ball. He trained with his team on Tuesdays and Thursdays.
His mother constantly scolded him because he was always willing to play a game with his friends, but he never had time to do his homework.