The Axial Skeleton: The Skull and the Rib Cage
By Barbara Liang
In this animated object, learners examine the eight cranial bones, the fourteen facial bones, and the ribs.
The Autonomic Nervous System - Sympathetic Division
Learners examine the function and wiring of the sympathetic nervous system.
The Ascomycetes
In this interactive and animated object, learners examine the characteristics, ecological importance, and lifecycle of the ascomycetes of the fungi kingdom.
The Appendicular Skeleton (Screencast)
In this screencast, learners examine the bones of the appendicular skeleton.
The Animal Welfare Act
By BioLEAP
Imagine you're a college student volunteering in a lab that includes animal research and you're trying to decide if this would be a good experience. Play through this module to understand the regulations for animal well-being and how they impact animal welfare. Prove you're an Animal Welfare Whiz!
The Anatomy of the Heart (Video)
By Becky Polk-Pohlman
In this video learners view the valves and chambers of the heart.
The Anatomy of the Heart
By Wendy Dusek
In this animated and interactive object, learners identify the valves and chambers of the heart.
The Actions of Hormones
In this animated object, learners compare the mode of action of steroids with the action of amino acid-based hormones.
The 3 Rs: Replacement, Reduction and Refinement
Practice how to make research decisions using the 3 Rs.
The 12 Cranial Nerves
In this interactive and animated object, learners read a description of the number, name, and function of the cranial nerves. A matching quiz completes the activity.
Test Your Knowledge of Miscellaneous Bacteria
By Marise Hussey
Learners match diseases with their portals of entry, causative agents, and associated vectors.
Taffy Atoms
By Eileen Bouchard
Students read brief descriptions of atoms, molecules, elements, and compounds, and complete a matching exercise that pictures these particles and molecules as pieces of taffy.
Superficial Skeletal Muscles (Screencast)
By Gerald Heins
In this screencast, learners read descriptions of the actions of the superficial skeletal muscles and see their locations.
Summary of Energy Yield During Cellular Respiration
Learners review a graphic summary of the three series of reactions that occur during cellular respiration and the net energy (ATP) yield of that process.
Stoichiometry
By Jill Larson
In this interactive lesson, students examine the quantitative relationship between chemicals in a balanced mathematical equation.
Statics - Trig: Law of Cosines
By Steve Whitmoyer
In this interactive object, learners use the Law of Cosines to calculate forces.
Standard Molar Volume
By Dr. Miriam Douglass
Learners observe that the volume of one mole of any gas is 22.4 L at standard temperature and pressure. An illustration shows that only the mass of the molar volume differs with the identity of the gas.
Solubility of Ionic Compounds in Water
By Dr. Miriam Douglass, Dr. Martin McClinton
Learners view movie clips to determine the solubility of two ionic compounds. They also examine a solubility chart and predict the solubility of compounds.
Slope and Intercept on Graphing Calculators
By Ron Keys
The learner reads directions for finding the slope, intercept, and correlation coefficient for a group of ordered pairs using one of eight different scientific calculators.
Skin and the Integumentary System
Learners examine the structure and function of skin including the production of melanin.
Shapes of Simple Molecules - Part 2
Learners examine how five or six groups of electrons around a central atom cause the shape of the molecule to be trigonal bipyramidal, seesaw, T-shaped, linear, octahedral, square pyramidal, or square planar. Seven examples and three interactive questions are provided in this animated activity.
Shapes of Simple Molecules - Part 1 (Screencast)
In this animated and interactive object, learners observe how two, three, or four groups of electrons around the central atom cause the shape of the molecule to be linear, trigonal planar, bent, tetrahedral, or pyramidal. Seven examples and eight interactive questions are provided.
Science Lab Equipment - Pt 1 (Screencast)
By Bruce Bell
In this screencast we are introduced to the lab equipment used to contain and dispense chemicals.
Respiratory System Gas Exchange
By Bruce Forciea
In this animated object, learners examine the mechanisms for gas exchange among the lungs, blood, and tissues.
Respiratory Basics
In this animated and interactive object, learners examine ventilation, external and internal respiration, and gas transport.