**Vivi loves science! In this STEM-themed Level 3 I Can Read! title, Vivi and her friends visit the aquarium and are introduced to the concepts of density and buoyancy. A great choice for aspiring scientists, emerging readers, and fans of Andrea Beaty's Ada Twist, Scientist. Includes activities, a glossary, and a fun experiment to do at home. ** Vivi loves science?and experimenting! In this Level 3 I Can Read! title, Vivi and her classmates visit an aquarium and learn about the creatures living in the big display tank. But why do some fish swim while others bury themselves in the sand? Vivi will have to experiment