Hannah R's Enrolled Lessons
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6 minSign Language lesson4 CQ
Want to learn American Sign Language, or ASL? Start with the basics of fingerspelling and learn the correct form for each letter of the alphabet.
with Rob NielsonWant to learn American Sign Language, or ASL? Start with the basics of fingerspelling and learn the correct form for each letter of the alphabet.
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3 minFREESign Language lessonFree2 CQ
What is the difference between English and sign language? Rob Nielson compares ASL to written languages and explains why his lessons don’t involve speaking.
with Rob NielsonWhat is the difference between English and sign language? Rob Nielson compares ASL to written languages and explains why his lessons don’t involve speaking.
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5 minSign Language lesson3 CQ
Want to learn more descriptive American Sign Language (ASL) signs? In this sign language lesson, learn 12 signs for basic colors, as well as comparison signs.
with Rob NielsonWant to learn more descriptive American Sign Language (ASL) signs? In this sign language lesson, learn 12 signs for basic colors, as well as comparison signs.
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10 minSign Language lesson6 CQ
In this American Sign Language lesson with certified ASL teacher Rob Nielson, learn common ASL words and phrases for meeting, greetings, and salutations.
with Rob NielsonIn this American Sign Language lesson with certified ASL teacher Rob Nielson, learn common ASL words and phrases for meeting, greetings, and salutations.
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12 minSign Language lesson7 CQ
Three-letter words are simple, right? Not if you’re learning ASL. Find out four essential fingerspelling strategies that’ll help you become fluent in signing.
with Rob NielsonThree-letter words are simple, right? Not if you’re learning ASL. Find out four essential fingerspelling strategies that’ll help you become fluent in signing.
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3 minFREEChemistry lessonFree2 CQ
Learn to distinguish solids from liquids and gases, differentiate chemical changes from physical changes, and identify elements, compounds, and mixtures.
Learn to distinguish solids from liquids and gases, differentiate chemical changes from physical changes, and identify elements, compounds, and mixtures.
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3 minChemistry lesson2 CQ
Learn how to determine the number of significant figures in a number, round accurately, and add, subtract, multiply, and divide numbers with sig figs.
Learn how to determine the number of significant figures in a number, round accurately, and add, subtract, multiply, and divide numbers with sig figs.
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4 minChemistry lesson3 CQ
Learn how to use scientific notation to represent big and small numbers in a clean fashion. Then look at dimensional analysis and scientific unit conversion.
Learn how to use scientific notation to represent big and small numbers in a clean fashion. Then look at dimensional analysis and scientific unit conversion.
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4 minChemistry lesson3 CQ
Take a historical stroll down chemistry lane. Learn how early atomic truths were unveiled, and take a look at some of the early atomic structure models.
Take a historical stroll down chemistry lane. Learn how early atomic truths were unveiled, and take a look at some of the early atomic structure models.
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4 minChemistry lesson3 CQ
Knowing how to read nuclear symbols is an important chemistry skill. In this lesson, Professor Dave shows you how to interpret them with ease.
Knowing how to read nuclear symbols is an important chemistry skill. In this lesson, Professor Dave shows you how to interpret them with ease.