Strength training is essential to avoid muscle loss and to protect your bones and joints. This program is designed to help the older adult increase their muscle mass and stamina, develop strength, improve their balance, and tone all muscle groups alternating from a standing position to a chair or while remaining seated.

"This course takes you to the world's most spectacular geological wonders, explains the forces that have formed them, and tells you the stories that have grown up around them."--page 1 of course guidebook.

Mighty, elemental forces, fiery eruptions, titanic floods, the grinding of great ice sheets, and massive impacts from space molded North America. This spectacular road trip through our nation's tumultuous past sets out to answer three fundamental questions: How was the continent built? How did life evolve here? And how has its spectacular landscape shaped human lives and destinies?

The First Alphabet: Follow the evolution of the written word, from millennia-old carvings in an Egyptian turquoise mine to modern-day alphabets. How Writing Changed the World: The printing press transformed the spread of information, igniting the Industrial Revolution. How did technologies, from pen to paper to printing press, make it all possible?

Join Jared Platt, a working professional photographer, for The Ultimate Guide to Smartphone Photography, a comprehensive course focused on exploring the ins and outs of taking, tweaking, organizing, storing, and sharing photos exclusively on your smartphone. These 20 lessons are designed for photographers of all levels who want to produce slicker, more technically proficient photographs. All you need is some motivation and a smartphone.

The human brain performs astonishing feats. Neuroscientists attempt to understand how the brain works and find themselves confronted with the most fundamental questions about humanity: How is ones personality connected to the structure of their brain? Could computers develop consciousness? Where does the human ability of choice come from? Are experiences of God or transcendence merely a product of chemical reactions?