2016 AMC 10 A, Problem 20 (Stars and Bars examples included)
12:20
2016 AMC 10 A Problem 24, 12 A Problem 21
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AMC 10 Skills: Stars and Bars (5 Examples)
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Art of Problem Solving: 2020 AMC 10 A #25 / AMC 12 A #23
5:45
Art of Problem Solving: 2020 AMC 10 A #24
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Introduction to Stars and Bars Counting Method
31:17
Day Before the Test: Last Advice and 2019 AMC 10 A, Problem 18
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2016 AMC 10A Prob 20
10:32