Mystery Science — Engaging science lessons and experiments with videos.
National Geographic Kids — Fun facts, videos, and games about animals, nature, and geography.
PBS Kids Science Games — Interactive science games with favorite PBS characters.
NASA Kids’ Club — Space and science games and activities from NASA.
Science Bob — Hands-on science experiments and projects to try at home or in class.
BrainPOP Jr. — Short animated science videos and quizzes (some free content).
Kids Discover — Free articles and resources about science topics for young learners.
HowStuffWorks - Kids — Easy explanations of how things work with fun facts and videos.