To give students a tangible model of an ecosystem and have them experience what could happen if a component of that ecosystem were removed; the authors developed a hands-on, inquiry-based activity that visually demonstrates the concept of a delicately balanced ecosystem through a modification of the popular game Jenga. This activity can be…

Where does cellular respiration take place? How does a plant make food and in turn use the food to produce its own energy? Do animals carry on this process also? To help students answer these and other questions, have them build a model leaf, plant cell, and animal cell. This hands-on project allows students to see and manipulate the reactants and…

Provides safety guidelines for hands-on projects or model building activities. (KHR)

Uses marshmallows to teach students about atomic structure by having students make models of atoms out of marshmallows. Allows for creativity while enhancing students' understanding of atoms. (ASK)