Concord Consortium
3D Exploration of Bound Antibody and Antigen
Our body manufactures antibodies that are the exact shape for the antigens it encounters. The simulation shows a 3-D model of an antibody and antigen pairing. It allows young scientists to explore the complementary shapes.
Biology Junction
Protein Synthesis
Watson and Crick built the first model of DNA in the 1950s, and our understanding of DNA since then continues to grow exponentially. Scholars learn about protein synthesis by observing a presentation and completing a worksheet. Both walk...
LABScI
The Digestive System: Where Does Food Go?
Would you believe that your digestive system stretches to five times your height?! Help your pupils to understand this relationship as they work through the laboratory exercise. The first instructional activity of a 12-part series is a...
Curated OER
Valued Animals - Colored Pencil and Crayon
Second graders see that pressure of crayon create range of values. They show value range with crayons in an art work. They see how value is used in works of art and explain the importance of animals and their environment.
Curated OER
Animals And Behavior
In this animal behavior worksheet, students solve four different kinds of puzzles based on animal behavior vocabulary. There are 8 word scrambles, 6 analogies, 5 crazy eights and 5 short answer questions.