Pick a week to start (or pick up where you left off). Each week has Mon-Fri lessons and a celebration recap.
// How a body is built, from tiny to big
// The living frame that holds you up
// The pullers that move you
// The pump and its delivery roads
// Oxygen in, carbon dioxide out
// Food's long trip, powered by the Sun
// The control center and its messengers
// How light becomes a picture
// Good vibrations and a steady body
// The senses that touch, sniff and sample the world
// Skin, tears, mucus and white blood cells
// Sleep, movement, water and food for every system