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Categories: Teacher Demonstration
These three demos allow students to experience applications of knowledge of the digestive, respiratory, and circulatory systems by doing very short activities on themselves. They also allow the opportunity to discuss the pros and cons of using humans as test subjects.... read moreCategories: Teacher Demonstration
This demo demonstrates the greenhouse effect by comparing the air temperature of a room with the air temperature inside a clear plastic bag containing black construction paper. The bag models the Earth’s atmosphere and the black construction paper models... read moreCategories: Lab/Student Activity
This student activity illustrates how plants grow away from/towards a stimulus by continuing cell growth and elongation on one side of the stem while ceasing cell growth and elongation on the opposite side of the stem. This connects to the curriculum by allowing... read moreCategories: Lab/Student Activity, Teacher Demonstration
This student activity illustrates how plants grow away from or towards a stimulus by continuing cell growth and elongation on one side of the stem while ceasing cell growth and elongation on the opposite side of the stem. This connects to the curriculum by allowing... read moreCategories: Lab/Student Activity, Teacher Demonstration
This demonstration will amaze and astound! As you pour vegetable oil into a small Pyrex beaker placed inside a larger Pyrex beaker, the smaller beaker will magically disappear! It could be a teacher demo or a student activity. read moreCategories: Lab/Student Activity
This short student activity enables students to experience creating their own microscope slide and to practice using a microscope. The activity reinforces the necessity of finding and focussing on a sample under the microscope first under low power before increasing... read moreCategories: Teacher Demonstration
In this demonstration, a beam of laser light is forced to follow the curved path of a stream of water. read moreCategories: Lab/Student Activity, Teacher Demonstration
Xylem and phloem tissues make up the “circulatory” system of a plant. The xylem tissues transport water from the roots to all of the other living tissues, while the phloem tissues transport sugars from the green tissues where photosynthesis occurs to... read moreCategories: Teacher Demonstration
In this demonstration, laser light is bent as it travels through a sugar (or salt) solution of varying concentrations. read moreCategories: Lab/Student Activity
Students will be amazed to find their blind spot in this activity. read more