Students model recombination in DNA. They color the DNA sample and cut it out. Students use their "restriction enzymes" to cut the DNA into specific fragments. They separate the fragments using the "gel electrotrophoresis." Students...

In this DNA instructional activity, students access a website to learn how DNA fragments are separated through the process of gel electrophoresis. Then students model the construction of DNA fingerprints and practice interpreting...

First graders work with a template and complete any incomplete sentences they find. They are to illustrate their sentences.

In this blood worksheet, students review what makes up blood: plasma, platelets, and red and white blood cells. Students also learn how the blood helps fight viruses, bacteria, and other foreign substances. This worksheet has 10 fill in...

Fourth graders watch the movie "Contact" and write a review. They discuss in their review how scientists deal with technological problems, the movie's connections to the nature of science and how technology affects science. They share...

Students learn how motion capture (mo-cap) technology enables computer animators to create realistic effects. They learn the importance of center of gravity in animation and how to use the concept of center of gravity in writing an...