In addition to speaking about challenging scientific topics for a variety of news sources, Neil deGrasse Tyson is director of a New York planetarium, hosts a science podcast, and has a following of more than three million on Twitter.
Come along with Garfield and explore breakthroughs in math, from the very beginning of numbers-when people counted on their fingers and toes-to modern times and into the future, when students may use video games to help them learn math concepts.
Follow the powerful story of fighter aircraft-from the earliest six-winged inventions used during World War I right up to modern supersonic stealth fighters.