Curated Video
Will the Cubes Fill the Prism? | 6.G.A.2 | Grade 6 Math 💜💙
In this math video we will determine will the cubes fill the prism. We will be asked if 32 cubes with 1/4 foot edge length will completely fill the given right rectangular prism. We will consider three different prisms. We will review...
Curated Video
Taking Apart A Rubik's Cube And Re-assembling It - Part 1 Solving The Cube
This is the first of a five part series of videos to solve the Rubik's cube. In this video I take the cube apart so you can see how the pieces fit together. Next video: Move Notation - https://www.youtube.com/watch?v=NGztSAt5kGQ Watch...
Curated Video
HARD Math Riddle - Can You Solve The Ants On A Cube Puzzle?
Dave Carpenter sent me this problem by email and it's a really fun problem--I actually miscalculated the answer on my first attempt! If eight ants on corners of a cube each randomly move to an adjacent corner, what is the chance none of...
Curated Video
Solve The Rubik's Cube - The Final Layer (Part 5/5)
Impress your friends! Get a cube: http://goo.gl/vcySkR Watch all the Rubik's Cube videos again - https://www.youtube.com/playlist?list=PLDZcGqoKA84HVPyHNSpmn-wO_phhnV4B0 If you like my videos, you can support me at Patreon:...
Curated Video
Solve The Rubik's Cube - Move Notation (Part 2/5)
Impress your friends! Get a cube: http://goo.gl/vcySkR Next video: First Layer - https://www.youtube.com/watch?v=YCjU8byxT_o Watch all the Rubik's Cube videos - https://www.youtube.com/playlist?list=PLDZcGqoKA84HVPyHNSpmn-wO_phhnV4B0 If...
Curated Video
Solve The Rubik's Cube - The Middle Layer (Part 4/5)
Impress your friends! Get a cube: http://goo.gl/vcySkR Next video: Final Layer - https://www.youtube.com/watch?v=9cjz4A2Kiw8 Watch all the Rubik's Cube videos - https://www.youtube.com/playlist?list=PLDZcGqoKA84HVPyHNSpmn-wO_phhnV4B0 If...
Curated Video
Solve The Rubik's Cube - The First Layer (Part 3/5)
Impress your friends! Get a cube: http://goo.gl/vcySkR Next video: Middle Layer - https://www.youtube.com/watch?v=m5G1hrpvnBg Watch all the Rubik's Cube videos - https://www.youtube.com/playlist?list=PLDZcGqoKA84HVPyHNSpmn-wO_phhnV4B0 If...
Curated Video
Proof - How To Do Cube Roots In Your Head Math Trick
First watch how to calculate cube roots: https://www.youtube.com/watch?v=Ds8ijPsg26g If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecisions Connect on social media. I update each site when I have a...
Curated Video
Can You Solve The 6s Challenge?
Thanks to Tyler Cenko, and Caio Cerqueira from Brazil, for suggesting this wonderful number puzzle! I had a lot of fun solving this. Can you make 6 from 3 copies of the same number, where the number ranges from 0 to 10? You can use...
Curated Video
One Of The Hardest Puzzles: Can You Make 24 From 3, 3, 8, 8?
This problem is tricky even for people who are good with numbers. Can you make 24 from the numbers 3, 3, 8, 8? You can use the operations + - × ÷ ( ). You have to use all four numbers (the digit 3 two times and the digit 8 two times)....
Curated Video
VERY HARD Puzzle: What Is The Distance Between Two Random Points In A Square?
What is the average distance between two randomly chosen points in a square with a side length 1? The video presents how to estimate the answer and also derives the exact answer using integrals. Per suggestions in the comments, I have...
Khan Academy
Volume of a Rectangular Prism: Fractional Dimensions
This website is used for students and teachers to practice sixth grade math skills. This website offers practice exercises, instructional videos, and a personalized learning dashboard that empowers learners to study at their own pace in...
Khan Academy
Unit Conversion: Gallons to Quarts, Pints, and Cups, Pre-Algebra
Provide your students with the context and information they'll need to convert gallons to quarts, pints, and cups. In this video, Sal defines gallons, quarts, pints, and cups. Then he uses this information to solve a problem where he...