BrainBox Brain Box Expansion Kit features additional pieces for your child’s Brain Box collection to make a flying saucer with an electronic launcher! Get your child excited for more building fun when you let them add the BrainBox BrainBox Expansion Kit to their collection! This expansion kit features extra pieces that they can combine with an existing BrainBox kit to create a super-cool flying saucer complete with its electronic launcher and features a press-stud system to make the contacts. Each piece comes with its own unique colour to allow young builders to distinguish each component from the other, making the BrainBox Brain Box Expansion Kit an excellent gift for kids who enjoy tinkering and building new things! Features: The BrainBox Brain Box Expansion Kit comes with extra pieces to add to your child’s Brain Box collection and lets them build their very own flying saucer complete with its electronic launcher. Features a press-stud system to build the pieces together. Each included piece comes with a different colour to allow even younger builders to distinguish a component from another. No soldering nor trimming requires. Requires 2 AA batteries (not included). Other BrainBox kits are sold separately. Suitable for kids from ages 5 years and older. Support your child’s love for building the coolest toys by hand with the BrainBox Brain Box Expansion Kit!