Take a historic view of our knowledge of atoms with a video that explores the discoveries of many scientists including Leucippus, Democritus, Rutherford, Bohr, Heisenburg, and more. 

Despite their microscopic size, eukaryotic cells are probably one of the most complex systems ever! Explore the structure and function of the major organelles of eukaryotic cells — the nucleus, ER, ribosomes, golgi complex, lysosomes,...

Young scholars discuss how small they must cut something before it is no longer fundamentally the same. An online activity challenges and engages pupils in learning about the periodic table. Two hands-on activities cover elements and...

Lead your young scientists into an exciting world as they participate in a role play and experiment focused on proteins and DNA. After researching the Central Dogma of Biology, individuals or groups participate in a classroom slide...

What do a bird, an egg, a rabbit, and a toad all have in common? This fun-filled resource explains the similarities and differences between cells and how all cells are similar, yet all are different. Learners begin by depicting a...

The differences between prokaryotic and eukaryotic cells are explained and the parts of each are highlighted. Discover the major organelles found in an animal cell and each of their functions. Paul Andersen does an excellent job once...

The development of the male and female gametes in a plant is illustrated, explaining plant fertilization, pollination, and reproduction. Overall, get a complete picture of the life cycle of a flowering plant with some wonderful details...

Explore the nervous system's workings by first looking at the brain and its two hemispheres. Using the example of a split-brain surgery done for epilepsy, the function of language and vision is shown with an interactive component. Paul...

This simplified explanation is an entertaining way to see how viruses reproduce in the human body. Brilliant animation and humorous commentary will keep your junior high class engaged while they observe the basics about viruses. Follow...

Now, this is a clever approach to understanding cell organelles; seven pairs of organelles are listed, and pupils write an explanation of how each pair cooperates to perform certain cell functions. Organelles include the nucleus,...

Why are we here? Well, if you happen to be a Golgi body, the answer is simple! Young biologists embark upon a journey through the tiny world of cellular organelles with an engaging instructional activity from the K20 Center. The...

Chromosomes contain keys to history including links from royalty to Neanderthals. Young scientists learn about Ivan Wallin's research into chromosomes with an animation and videos. Then, the concept connects to mysteries related to...

Proving microscopic structures exist is a difficult task. Learn how scientists did just that in the mid-1800s as they set out to identify the cellular structures related to genetics. The online lesson explains the collection of work that...

One thing that all cells have in common is the DNA in their nucleus. An animation demonstration models how six feet of DNA fits in each and every nucleus of each cell. The content includes information about the components of DNA and how...

The human body contains more than 200 types of cells, and plants contain many other unique types of cells. While a huge variety of cells exist, they appear to have very similar structures. A detailed presentation describes the structure...

Take autism awareness in your class to a whole new level. Scholars watch a short video to discover how autism affects the brain. The narrator discusses the effects of altered proteins on neural synapses and the role the nucleus plays in...

One cloning technique is somatic cell nuclear transfer (SCNT). Observe the process in action through an animated video. Review the applications of the process for both therapeutic cloning and cloning of an individual.

How do reverse transcriptase inhibitors work? Young virologists examine the function of azidothymidine, a drug doctors use to treat HIV patients, during a hands-on modeling activity. Groups create a strand of DNA from an HIV RNA strand...

Eukaryotes include humans, animals, and plants. Scholars learn about the parts of eukaryotic cells. They design models of a store and match the correct function of each part to the function of a part of the cell. They review their...

Cell specialization is amazing! How do they know what they should become? A video from an interesting biology playlist examines the process of cell specialization. Content includes where we find specialized cells, types of specialized...

Ready to begin cell biology in a grand fashion? Start the adventure using a short but thorough video from a vast biology playlist! From prokaryote to eukaryotes, Golgi to chloroplast, the narrator guides viewers through the cell membrane...