Getty Images
Mathematical formulas (black)
Animation of mathematical formulas and geometric shapes. Perfectly usable for all math-related subjects. Created in Adobe After Effects.
Getty Images
Mathematical formulas (blue)
Animation of mathematical formulas and geometric shapes. Perfectly usable for all math-related subjects. Created in Adobe After Effects.
Getty Images
Mathematical formulas (Universe)
Animation of mathematical formulas and geometric shapes flying through the universe. Perfectly usable for all math- & science related subjects. Created in Adobe After Effects.
Getty Images
ZI on an x-ray of the forearm of a seven year old boy showing a fracture of the forearm
ZI on an x-ray of the forearm of a seven year old boy showing a fracture of the forearm
Sherman Grinberg Film Library
Bombs use different fuses to make different damage patterns
Bomber in air / VS animated cartoon about different fuses in bombs in order to cause damage / small fighter plane fires artillery at ground / more animated cartoon about VT fuse / Note: exact day not known
Bloomberg
Oil Resumes Slide on U.S. Stockpiles
Apr.26 -- Atradius Global Chief Economist John Lorie discusses the price and production of oil. He speaks on "Bloomberg Markets: Middle East."
Curated Video
Bosnian mother can 'neither forget nor forgive' Mladic
In her house in Srebrenica, Ajsa Omerovic drank morning coffee alone before heading out to meet other women who, like her, survived the 1995 massacre in the eastern Bosnian town.
They were all going to watch a TV broadcast...
AFP News Agency
CLEAN : Uganda explosion an act of domestic terror, say police
An explosion that occurred on Saturday evening in the Ugandan capital Kampala's suburbs was an act of domestic terrorism, police spokesman Fred Enanga tells reporters. One person died and three were injured in the blast (Footage by AFPTV...
Curated OER
Circles: Radius, Diameter and Circumference
Fascinating discussion regarding the origin of Pi accompanies a detailed explanation of how to find the circumference of a circle. Since this is the first installment in a series on circles, the concept of circumference is separated into...
Khan Academy
SAT Prep: Test 1 Section 3 Part 4
Pushing through to problems 11-12 on page 398 of The Official SAT Study Guide, Sal goes into comprehensive detail on each problem. Problem 11 involves geometry, including the function of pi, and problem 12 involves non-constant slopes....
Khan Academy
SAT Prep: Test 3 Section 2 Part 3
Math speeds along in this video, which takes students through problems 11-15 on the practice SAT. Sal takes care to show students more than one possible way to solve several problems, allowing them to make the choice based on their own...
Khan Academy
SAT Prep: Test 4 Section 2 Part 4
Taking time to thoroughly explain and work through problems 15-16, Sal models careful reading and problem solving. He begins problem 17 but continues it in the next video.
Khan Academy
SAT Prep: Test 5 Section 3 Part 5
Problem 15 on the practice SAT (page 657) prompts students to solve a word problem using a number of given constraints. Additional problems involve finding the radius of a circle (given the radius of a smaller circle) and prime...
Khan Academy
SAT Prep: Test 4 Section 4 Part 1
The next section of the practice SAT from The Official SAT Study Guide (page 594) covers simple linear equations and geometric figures. Students will appreciate Sal's quick problem solving and thought process, which is easy to understand...
Khan Academy
SAT Prep: Test 8 Section 2 Part 1
Test eight from The Official SAT Study Guide includes eighteen problems, the first four of which are featured in this video. Basic algebraic expressions, linear equations, tangent circles, and coordinates on a plane test algebra and...
Khan Academy
SAT Prep: Test 3 Section 8 Part 2
Problems 7-9 involve exponents, inequalities, and geometric figures (diameter and radius), all of which Sal explores eagerly. After misreading one problem, he takes care to correct his mistake, showing students how important it is to...
Khan Academy
SAT Prep: Test 7 Section 5 Part 2
Complicated word problems and expressions are no match for Sal, and after watching this series, they will be no match for your students either! Sal deftly handles problems involving algebraic equations, averages, and circumference.
Khan Academy
Test 3 Section 2 Part 5
Both algebra and geometry problems are featured in this SAT practice video. Students who struggle to transition between skills on tests (average mean, then diameters and pi, then positive integers) would benefit from Sal's deft handling...
Khan Academy
SAT Prep: Test 6 Section 7 Part 6
Sal has a good time solving problem 20 on page 738, allowing students to look past the "trickiness" of SAT problems and, possibly, to enjoy solving the problem. He takes them through each step of the problem, taking care to point out the...
Curated OER
SAT Prep: Test 4 Section 4 Part 3
Math students who have a hard time with the speed of their problem solving will benefit from this video. Sal tackles increasingly complicated geometry and algebra problems in a way that shows them how to find the correct answer - quickly.
Flipped Math
Tangents to Circles
Touch a circle once. Individuals watch a video and learn two theorems related to tangents and circles. The pupils then apply the theorems to find missing angle measures and lengths in figures. At the end, they practice their skills on...