Human Development

Feet are neat! So, if you've already walked the path of examining animal footprints with your class, put them in the shoes of early humans! A well-designed instructional activity incorporates video, discussion, and hands-on learning to...

All humans begin as one cell and through mitosis, develop into an organism made of millions of cells, each specialized to keep people alive. The narrator of this short video explains the process by which embryos grow from a morula to a...

The Khan Academy displays an animated and narrated clip about human prehistory and the relationships between us and our ancestors. The formal narration is balanced by the hand-drawn animation, making an attraction that is sure to hold...

A human egg cell measures more than 30 times the size of a human sperm cell. An engaging video in the Fuse School playlist discusses the differences between sperm and egg cells. It highlights the reasons for the differences as they come...

How do the many parts of our brains form as we grow and develop? Peer inside a developing brain using a short video. Topics include stem cells, differentiation, and the unusual way these specialized neurons organize themselves throughout...

Vision is arguably the most important of the five senses, but exactly how did we come by this amazing ability?  Find out with this engaging video on the 500 million year evolution of the human eye.

Hank discusses the process by which organisms grow and develop, maintaining that, in the end, we're all just tubes. [11:32]

The journey of a fertilized egg is illustrated as it travels from the fallopian tube to the uterus. Cell division is explained and the miracle of life is shown.

If you believe hard boiling an egg to be an irreversible process, then think again! Take a few minutes to watch this fun video as it explores the process for unboiling an egg and learn about the applications this process may have in the...

Did you know that your lungs are asymmetrical? Yep, the left lung has two lobes and the right has three. Buy why? Check out this video on the asymmetrical features of the human body.