January 18, 2026
Points, Lines, Line Segments, Intersecting Lines, and Parallel LinesUnderstanding points and lines is one of the first steps in geometry. These simple ideas are the foundation for polygons, angles, and triangles. In this post, we’ll explain what points, lines, line segments, intersecting lines, and parallel lines are, with examples and step-by-step tips for students.What Is a
January 17, 2026
Types of Triangles by SidesTriangles can also be classified by the lengths of their sides. Learning this helps students identify patterns and understand how different triangles relate to each other. In this post, we’ll explain the main types of triangles based on sides and provide simple examples for elementary students.What Is a Triangle?A triangle is a
January 16, 2026
Types of Triangles by AnglesTriangles are one of the first shapes students learn in geometry. Understanding triangles by their angles helps students classify and compare shapes more easily. In this post, we’ll explain the different types of triangles based on angles and give clear examples for elementary students.What Is a Triangle?A triangle is a polygon with
January 15, 2026
What Are Right, Acute, and Obtuse AnglesAngles are an important part of geometry and help students understand shapes, lines, and how figures fit together. Knowing the difference between right, acute, and obtuse angles is essential in 3rd and 4th grade. In this post, we’ll explain each type of angle, give examples, and provide step-by-step tips for
January 14, 2026
What Are Lines, Line Segments, and Rays?Lines, line segments, and rays are some of the first geometry ideas students learn. These basic concepts help students understand shapes, angles, and how figures are formed. In this post, we’ll break down what lines, line segments, and rays are and how students can tell the difference between them.What Is
January 13, 2026
Types of QuadrilateralsOnce students understand what a quadrilateral is, the next step is learning the different types of quadrilaterals. While all quadrilaterals have four sides, not all quadrilaterals are the same. In this post, we’ll break down the most common types of quadrilaterals students learn in elementary math and explain what makes each one special. Also, I
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