Product Description: As spectacular as its creation was, the fall of the Mongol Empire was just as remarkable. Its descent into chaos was signaled by inter-family rebellion across the four khanates established by Genghis Khan. As weaker Mongol leaders struggled to retain control, drought, flood, famine, and the bubonic plague eventually contributed to the collapse of each khanate...read more

Product Description: Scientists believe that all forms of life developed from earlier types of living things through a process called evolution. In this intriguing and engaging narrative, readers learn that living organisms must adapt to survive as their surroundings change...read more

Product Description: Turning an idea into a product or service takes dedication and perseverance, but the best part is anyone can do it. This savvy volume presents practical ways for becoming an entrepreneur and starting a business, including researching ideas, products, and services, as well as compiling a business plan and details to include in it, market research and testing, calculating start-up costs, finding funds for investment in the business, keeping costs under control, patent protection, insurance, manufacturing costs and building on service, licensing, hiring employees, advertising (including Internet marketing), keeping up with demand, and maintaining focus on a thriving business...read more

Product Description: Students can determine the meaning of key terms and relationships involving money, savings strategies, economics, and finance in this informational text that presents ten secrets in building the bank account of their dreams. They learn tips for increasing income, developing a savings plan, keeping a budget, spending wisely, starting an education fund, building an emergency fund, investing, and making their saving a habit...read more