America's Blood Centers
My Blood, Your Blood
Dracula isn't the only one who needs blood to survive. The eight-part unit includes seven lessons, five demonstrations, seven labs, and a project to organize a blood drive. Class members learn about the parts of blood, the form and...
Biology Junction
Water, Solutions, pH, and Buffers
What common chemical includes safety warnings for being harmful if swallowed or inhaled, causes serious eye damage, and needs to be cleaned up immediately if spilled on the floor? Surprisingly, the dangerous chemical turns out to be...
Curated OER
Effect of pH on the Organisms of Tule Ponds At Tyson Lagoon
In this aquatic organism worksheet, students measure the pH of household solutions and of pond water samples. They compare these to tolerance charts for aquatic macro-invertebrates to complete 5 charts or short answer questions.
Curated OER
Lead and Mercury Ion Catalase Inhibition
Students participate in a laboratory investigation in which they observe the effect of temperature and pH on enzyme activity. Students also examine exposure to heavy metal ions and the effect that may have on enzyme activity.
Curated OER
Homeostasis and Feedback Worksheet
In this homeostasis worksheet, learners sketch and label graphs showing homeostasis for the following conditions: blood glucose, temperature, systolic blood pressure, and blood pH. Students define and give an example of positive...
Curated OER
Acids, Alkalis and Indicators
In this pH worksheet, students describe acids and alkalis. Students determine is substances are strongly acidic or alkaline. Students use the color of universal indicator paper to determine the pH of given substances. This worksheet has...
Curated OER
AP: Chapter 42: Circulation & Gas Exchange
Immerse biology learners in circulation and gas exchange for both simple organisms and higher animals. Six pages of short-answer questions and labelling of the human respiratory system are included. This assignment was written for an...
LABScI
Enzymes: The Spit Lab
Enzymes in our bodies each have a job to do. Learn the factors that affect the activity of some enzymes using the third activity of an informative 12-part biology series. A three-part laboratory activity asks teams to investigate how...
Curated OER
The Science of the Heart and Circulation
Students mode the transport of blood through the circulatory system with a water relay. For this circulation lesson, students measure amounts of water and transfer them from one container to another. They use this activity to model the...
Curated OER
The Science of Respiration and Blood Circulation
Fifth graders study how respiration and circulation are connected. In this respiratory instructional activity students complete several activities to better understand heart rate and carbon dioxide in the body.
NOAA
Vertebrates II
Mammals of the ocean unite! Or not. The 20th installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program investigates how warm-blooded marine mammals survive in water. In the class activity, learners use...
BioEd Online
Nutritional Challenges
Eating healthy can be a challenge, especially for people with special dietary needs. After learning about standard nutritional needs for adults, learners take on the role of a dietician and work together to create a menu for one of the...
Baylor College
Modeling an HIV Particle
Models are an important part of science; they help us see the world on a scale that works for us. In the first of five lessons on HIV, learners make a paper model of the HIV virus that is about 500,000 times larger than the actual virus....
National Nanotechnology Infrastructure Network
Lab On A Slab
Capillary action is the frugal chemist's dream ... the less liquid used, the more tests they can run! Learners experiment with the best design to maximize the benefits of capillary action. Using a liquid sample, they design a capillary...
Curated OER
AP Chemistry: Acid-Base Worksheet
In this acid-base worksheet, students solve multiple problems related to reactions of acids and bases. They determine pH of solutions, they find conjugate acids and bases, they calculate concentrations of acids and bases and they write...
Curated OER
Acids and Bases
Students study acid and bases and how they fall on the pH scale. In this solutions lesson plan students complete a lob activity using litmus then fill out a data table.
Curated OER
Million Dollar Machine
Students explore their self-awareness. They discuss the words unique, extraordinary and irreplaceable and their strengths and weaknesses. They write five things their bodies or Million Dollar Machines can do and investigate their blood...
Curated OER
Acids and Bases
In this acids and bases activity, students complete 32 fill in the blank and short answer questions on acidity or alkalinity. They color molecular diagram according to the key.
Curated OER
Living Environment
In this environmental lesson young scholars complete a series of multiple choice and short answer questions on animal populations, cell structure and chromosomes.
Consortium for Ocean Science Exploration and Engagement (COSEE)
Carbon Dioxide & Krill: Impacts
What effects do temperature and carbon dioxide levels have on the zooplankton of Antarctica? This concluding lesson plan in a short unit on climate change and the ocean helps environmental scientists answer these questions. After...
Curated OER
Science - The Digestive System
In this digestive system worksheet, students solve problems asking about the digestive system. Students solve 17 problems where they write true or false, or identify the correct body part.
Smarter Than Smoking
Secrets They Keep Poster
A colorful, thought-provoking infographic identifies 12 harmful chemicals found in cigarette smoke. It provides a sober warning for smokers and those exposed to secondhand smoke.
Curated OER
Immune, Lymphatic System
A fantastic slideshow that has images, details, definitions and trivia to accompany each structure and response involved with the immune system. The slides are very useful for all levels of the immune response. A complete sets of notes...
Curated OER
Fluids, Electrolytes, and Acid-Base Balance Study Questions
In this fluids, electrolytes, and acid-bas balance system study questions, young scholars define 12 words associated with this system. They answer 12 short answer questions about the components of the acid-balance system.