The Outer Space Mystery: The Boxcar Children are going to college That is, they are going to Mountvale College to help Grandfather at a convention of young astronomers. The Aldens learn many interesting things, and get to look at the stars and planets through a telescope at the observatory. But then some valuable information disappears -- along with one of the students at the convention. What's going on? It's another mystery for the Boxcar Children The Soccer Mystery: The Aldens are all on the same soccer team, and know that winning isn't as important as having fun. But is someone trying to ruin the soccer league? Practice balls get deflated, a goalie's gloves are ruined, and a player is locked in the locker room during an important game. What's going on?