Wacky experiments can be tested and learned from this fun and hands-on SmartLab Stinky Science Lab Kit. The premise of learning about smells is to understand chemistry and how our noses work with smells around the world. There is a 24 page illustrative booklet that informs the learner with 20 different odorous science activities. This subject may seem unique, but it is very important to learn about because there are many different subjects that one might not think are important, but knowing all the different aspects of science will paint a broader picture of the spectrum of how amazing and complex our world is. The smell u lator machine is what teaches users about the science of smell with its unique construction. Playtime turns into learning time with this amazing set and there is also the ability to trick your friends and family into smelling smelly smells that smell, smelly. Test your smell abilities and see how well your nose smells smells!