الالات البسيطة (Simple Machines)
الالات البسيطة الصف السابع
Winning Proposals
You'll learn the traits of a winning proposal.
Using a Microscope
Put these in the correct order of how to view a specimen under the microscope.
Unit Conversion: Temperature
You'll practice converting units of temperature measure in the Fahrenheit and Celsius scales.
Unit Conversion in the Metric and English Systems: Length
You'll practice converting between units of measure for length in the metric and English measurement systems.
Unit Conversion in the Metric and English Systems: Area
You'll practice converting between units of measure for area in the metric and English measurement systems.
The Op Amp Inverting Amplifier Configuration
You'll practice calculating inverting amplifier gain and output voltage.
The Endocrine Hormone Game Show!
Test your knowledge of the endocrine system hormones. Answer questions from a game board with the categories "Pituitary," "Thyroid," and "Adrenal." Up to three people can play at one time. Contestants "buzz in" and answer correctly to accumulate points.
Take a Wild Guess!
Triviatron: Extreme speeds, long distances, and other random facts about people and the world around us.
Stem Cells and You
Some Stem Cell basics