Eighth graders are introduced to cell organelles and their functions and the they define the differences between animal and plant cells. They write a paragraph explaining the difference between plant and animal cells and students...

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 activity from the K20 Center. The activities open with...

Students review cell theory, identify major organelles found in typical cell, describe function of each major organelle, compare plant and animal cells, and demostrate understanding that cancer is caused by uncontrolled division of cells.

Students examine the hierarchy theory and biotic organization by playing a teacher-created card game matching groups of items, such as organelles, in suits of four. They discuss the reasons for their hierarchical organization of the...

Cyanide, a coordination compound, is used in the extraction of gold and silver. Part 24 in the series of 36 delves into the world of coordination compounds. Classes learn, through readings, discussions, and answering questions, how to...

Adaptations must be made as environments change. This fabulous presentation features Icelandic icefish, a transparent, scaleless specimen that even has colorless blood. Genetics and adaptations concepts are explored as scientists study...

Show your class how engineers use graphs to understand large and complex systems. The resource provides the beginnings of graph theory by introducing the class to set theory, graphs, and degree distributions of a graph. 

Help your 21st century learners develop their media smarts with this resource that has them examine the persuasive techniques advertisers use to influence specific demographics and then to use these techniques to craft their own ads.

Complete a variety of activities to examine the pros and cons and ethical issues behind genetic testing. Your high school students will role play and examine various scenarios to determine if genetic testing is justified.

How did the beginnings of genetic research influence the Nazi party? A thorough, engaging unit incorporates the work of Gregor Mendel, the study of inherited traits, and the use of racism and discrimination during the Holocaust.

Ninth graders are introduced to the concept of human embryology. Individually, they complete an exercise in which they determine which trait they got from which family member. In groups, they identify and label the reproductive organs...