How to use: First, follow the easy - to - follow assembly instructions to put together the 62 building pieces. Then, get your 12 marbles ready. Use the 2 marble catapults to launch marbles at the targets on the double - sided game mat. You can play 4 different fun games with the included 6 tokens. Play with family and friends in red vs blue head - to - head battles. Notice: This set is for kids aged 4 and up, so make sure younger kids are supervised when using it. Don't lose the small pieces like marbles and tokens. Maintenance: Keep the set clean by wiping it with a dry cloth. Store the pieces in a box or container to avoid losing them. You can expand your game by adding other VTech Marble Rush items.