Project Mc2 is a team of four super-smart and seriously cool girls who use their love of science and their spy skills as they go on missions for secret organisation, NOV8 (that's "innovate"!).And now there are two new recruits! They're real girls with real skills ready to take on anything.Watch new episodes of the Project Mc2 original series, only on Netflix! Now you can perform an experiment at home with Adrienne Attoms, Project Mc2's resident culinary chemist (yes, it's a thing!).Make your own bath fizz using safe household ingredients like baking soda, citric acid and vanilla.Picking Up S.T.E.A.M.Usually, you use the classic reaction of baking soda (a base) and vinegar (an acid) to create carbon dioxide gas bubbles.This time, we use citric acid instead of vinegar because it is a solid.You can now pre-mix it with baking soda, mould it into a ball, and then activate it later by putting the ball in water to create fizzy bubbles.The other ingredients -- such as vanilla, glitter, sprinkles, and food colouring - just make your bath more relaxing and fun.Product Features: - Premium, articulated Adrienne doll, dressed in a totally cool outfit that reflects her personality and individual style.Look closely, so many pretty details! - Accessories for the doll include: her glasses, personalised backpack and beaker shaped comb - Also includes fun science activity: bath fizz mould to experiment again and again - Household ingredients not included - Doll is 30cm tall - Ages: 6+ years