The following videos are designed to help kids. Play them in your classroom, link to them from your website, use them to help with home schooling, or encourage your students to watch them from home. More videos will be added all the time. Have a request for a topic? Let me know.
-Tim
Math Lesson: Adding and Subtracting Integers (9:17)
Ever get stuck on problems like -3-(-7)= ? Worry no more. Watch this short tutorial and you'll never miss one of these problems again. There are two different tricks on this video, so be sure to watch it all the way to the end.
Math Lesson: Finding the Percent of a Number (8:47)
This brief lesson shows you how to find the percent of a given number. For example, what is 25% of 380? Watch this video and vind out how to find the answer to this and may other problems like it.
Math Lesson: Finding the Factors of a Number (6:54)
What are the factors of 20? 32? This short tutorial video teaches you a simple and efficient way to find all the factors of any given number.
Probability Lesson (17:48)
We call these the dreaded "Clothing Problems." Excel math includes these types of problems in their 3rd, 4th, and 5th grade worksheets. The kids always have difficulty with them, so here's an entire lesson dedicated to the mastery of "What is the probability that Jim will be wearing a green shirt with blue pants?"
Ratio Problems ~ Part 1 (6:23)
This is a student instructional video that clearly demonstrates how to solve the following ratio problem: If 3 fruit strips cost 10 cents, how much will 6 fruit strips cost?
Ratio Problems ~ Part 2 (6:23)
Students should first watch the video above. Next try to solve this problem on your own.
If 2 crackers cost 25 cents, how much will 4 crackers cost?
After trying it, watch the video below to see if you are correct.
Circle Parts ~ Part 1 (1:32)
This short tutorial video explains to students the parts of a circle: diameter, radius, and circumference.
Circle Parts ~ Part 2 (
After students watch the above tutorial video, they should try answering the following problems on their own.
Name the diameter, the circumference, and the radius of the circle to the left.
Next watch the video below to learn the solution.