Recent Updates

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2017

Saturday, February 18th, 2017:
We have a new video, called Law of Sines: Ambiguous Case (SSA).

Wednesday, February 15th, 2017:
We have a new video, called Counting: Election Problems.

Monday, February 13th, 2017:
We have a new video, called Counting: Number of Possible Paths on a Grid (Map).

Saturday, February 11th, 2017:
We have a new video, called Counting: Books on a Shelf Problems.

Thursday, February 9th, 2017:
We have a new video, called Counting: Seating People Problems.

Tuesday, February 7th, 2017:
We have a new video, called Counting: Scrambled Letters, Numbers, Objects.

Monday, February 6th, 2017:
We have a new video, called Verifying Trigonometric Identities.

Saturday, February 4th, 2017:
We have a new video, called Counting: Horse Problems.

Thursday, February 2nd, 2017:
We have a new video, called Counting: Tickets Problems.

Tueday, January 31st, 2017:
We have a new video, called The Fundamental Counting Principle: License Plate Problems.

Monday, January 30th, 2017:
We have a new video, called The Fundamental Counting Principle: Clothes Problems.

Saturday, January 28th, 2017:
All of our trigonometry lessons, quizzes, and videos have been lumped together within their own section on our Lessons page.

Sunday, January 15th, 2017:
A quiz called Graphs of Sinusoids to Equations was remastered.

Friday, January 13th, 2017:
A quiz called Three Step Equations: Type 2 was remastered.

Wednesday, January 11th, 2017:
The quiz called Three Step Equations: Type 1 was remastered.

Also, adjustments were made to the lessons page. A link was missing to a quiz, called Area of a Regular Polygon.