ScienceWiz® Online Discovery Frogs: Build a frog from the inside out. Take the frog apart and put it back together again. Identify the body parts inside: lungs, stomach, intestines, bladder, heart and kidneys. What do these innards DO? Explore metamorphosis. Go from an egg, to a tadpole, to a frog. Fold and unfold your construction to reveal the transformation. Explore the amazing tongue of a frog. Make a frog tongue and capture insects! Sticky, wicky. Frogs croak! What do their sounds mean? This product comes in a handle box that includes materials and instructions for the projects. It also includes access to an online discovery flipbook that integrates the hands-on projects with videos, simulations, apps and 3D models.