Curated OER
The Circulatory System
Students follow the path of blood from its entrance into the right atrium of the heart until it leave through the aorta to the rest of the body. They study the heart's structure and how it pumps blood using the included activities. They...
Curated OER
21st Century Medicine: Nerves of Steel
Students model a sarcomere's action, they gain a kinesthetic and visual understanding of muscle contraction. They use this exercise stimulates the production of myosin and actin. Students use two colors of clay, make a "sandwich" of...
Curated OER
Fishing
Students explore the techniques and basic needs of the fisherman. In this fishing lesson, students view a demonstration of the use of fishing equipment. Students research Iowa farm ponds and design a class mural from their...
Curated OER
Stomata: Microscopic Openings that Let Plants Breathe
Young scholars participate in a lab experiment to observe and measure the opening and closing of stomata. They focus on photoperiod, locate and identify stomata on a leaf and explain the role of stomata in the daily functioning of a plant.