( Connetix $99.99) If you have a magnetic tile builder in your family, you're going to want to take a look at this new ball maze from Connetix. It's a big set with 106 pieces and 8 wooden balls. The kit was a huge hit with our preschool testers -- but it does require adult participation for younger builders. The ramps need to be snapped into the tiles that have special round holes and grooves to receive them. Our builders also used their stash of tiles to build more robust