by Terry Bartelt
By Robert Mitchell
Identify your self-awareness score. In this learning activity, you'll answer 24 questions that attempt to measure three factors relating to self-awareness: introspection, public self-consciousness, and social anxiety.
Reading a Triple Beam Balance
By Jill Crowder
Students identify the parts of a triple beam balance and practice measuring the mass of objects.
Heat Transfer: Conduction, Convection, Radiation
By Laurie Jarvis, Deb Simonson
In this animated activity, learners explore three major methods of heat transfer and practice identifying each.
The Time-of-Flight Flowmeter (Screencast)
By Terry Bartelt
Learners view animations showing how a time-of-flight flowmeter uses ultrasonic sound waves to measure the flow of a liquid.
A Typical Animal Cell
By Gerald Heins
In this interactive object, learners identify the parts of an animal cell and its organelles.
Identifying Eukaryotic Animal Cell Organelles
By Barbara Liang
In this animated object, learners are introduced to the structure and function of animal cell organelles.
Eukaryotic Cells: Assembling the Cell
By Kristine Snow
In this interactive object, learners read the definitions of the parts of a cell and assemble a basic eukaryotic cell in a drag and drop exercise. A matching quiz involving cell terms and their definitions completes the activity.
How to Read a Caliper
By Barbara Anderegg
In this interactive object, learners review how to read a caliper. They then test their skills with eight practice questions.
Construction of the Cell Membrane
By Becky Polk-Pohlman, Barbara Liang
In this learning activity you'll study the structure of the cell membrane and construct it using the correct molecules.
Mathematical Expression of an AC Sine Wave
By Patrick Hoppe
Students view the mathematical expression of an AC waveform with respect to time (t) and read about the different components of this expression.
Five "S" System in Manufacturing
By Weldon Faull
This objects reviews the Five "S" manufacturing system and helps learners to remember the process.
Parallel Circuit Analysis Practice Problems: Circuit #7
In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.