The Birthday Problem: A Short Lesson In Probability
Students experiment with class birthdays to determine the likelihood of two people sharing the same birthday. They use a computer to consider if their data is applicable to other classes. They attempt to explain the logic of their observations.
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Understanding the Effects of Differences in Speed—Problem Set D
Fall back and slow down. The fourth lesson in a six-part series on air traffic control leads the class to find the difference in distance traveled based upon the difference in speed. Pupils work through a problem related to walking...
5th - 9th Math CCSS: Adaptable
Solving Problems by Finding Equivalent Ratios
Combine total quantities and equivalent ratios in problem solving. The fifth lesson in a series of 29 presents problems that can be solved using equivalent ratios. Pupils use part-to-part ratios and either sums or differences of the...
6th Math CCSS: Designed
The Last Banana: A Thought Experiment in Probability
Your learners will be surprised by the thought-provoking, counterintuitive puzzle presented in this short video that models a fun, fictional situation in which a game is played with two number cubes to decide which of two people wins a...
4 mins 7th - 12th Math CCSS: Adaptable
Compare Experimental and Theoretical Probability to Interpret Data
Once your learners can calculate experimental and theoretical probability, teach them how to compare their results with this video. Review the difference between each probability and how to set up the ratio from each event. Use the prior...
5 mins 6th - 8th Math CCSS: Designed