Students readily connect triangle/angle concepts and relationships as they create their own mysterious triangles. You will have fun teaching this one! Plan for at least two one-hour time periods.Students will learn to identify, measure, and construct angles and equilateral, isosceles, and scalene triangles in a highly engaging lesson using the concept of the Bermuda Triangle as the foundation for engagement. Common Core Standards: 4.G.A.1; 4.G.A.2; 5.G.B.3 materials can also be extended or M