The smartest girl spies of all time are back! These four girls and their science and tech skills will have you smiling every single time with their adventures.

Bryden Bandweth is a tech genius with Project Mc2. She loves tweeting and instagraming about what's trending, but she's dressed in an adorbs t-shirt, bright skirt and jacket, and awesome kicks! She is the sharpest pencil in the box with her techy vibes and shiny textures. Articulated fashion doll has a totally cool outfit that reflects her personality and style.