There are many useful online tools and resources for students and society. Websites like Thinkfinity, National Geographic Expeditions, and Culture Grams provide free educational content like lesson plans, materials, and cultural information. Other sites like Asia Society, Purdue OWL, and TED spread ideas through museum exhibits, writing resources, and short talks. Additional resources include The Teacher's Corner for worksheets, SlideShare for sharing presentations, and Free Rice Vocabulary for practicing vocabulary skills and donating rice. These websites help improve understanding in various subjects and current events around the world.