 MathActive Lessons              for Grades 3-4 Pick a different grade level

1.
 (3-4) 3-D Cubes Start Lesson Teacher Guide (PDF) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes).
2.
 (3-4) 3-D Cubes with English Voice Start Lesson Teacher Guide (PDF) Before this learning activity students should be introduced to specific geometrical vocabulary and concepts, such as, three-dimensional figure, square face, same/congruent, geometric shape, square, equal and line segment.
3.
 (3-4) 3-D Cubes with Navajo Voice Start Lesson Teacher Guide (PDF) Before this learning activity students should be introduced to specific geometrical vocabulary and concepts, such as, three-dimensional figure, square face, same/congruent, geometric shape, square, equal and line segment.
4.
 (3-4) 3-D Cubes with Spanish Voice Start Lesson Teacher Guide (PDF) Before this learning activity students should be introduced to specific geometrical vocabulary and concepts, such as, three-dimensional figure, square face, same/congruent, geometric shape, square, equal and line segment.
5.
 (3-4) Acute Triangles Start Lesson Teacher Guide (PDF) Classify triangles as right, acute, or obtuse. Measure angles using a protractor.
6.
 (3-4) Addends with Spiffy Start Lesson Teacher Guide (PDF) The variable is the concept that enables arithmetic to be generalized. Algebra is a set of ruls for manipulating symbols, and a way of thinking. Algebra concepts have been brought to primary classrooms since the new national standards have called for algebraic experiences to start early.
7.
 (3-4) Area - Rancher 'Rithmetic 3 Start Lesson Teacher Guide (PDF) Examples (and formulas) for solving simple area and perimeter of given shapes are explained, modeled and available for practice. Students help ranchers calculate the amount of barbed wire needed to keep cattle on their property (perimeter TRYIII), calculate the amount of fertilizer ranchers need by solving area of their land (area TRYIII), and answer questions about perimeter and area with given shapes/ information (SHOWII). The Rancher lessons have English, Navajo and Spanish narrations and scripts.
8.
 (3-4) Area - Rancher 'Rithmetic 3 with English Voice Start Lesson Teacher Guide (PDF) Examples (and formulas) for solving simple area and perimeter of given shapes are explained, modeled and available for practice. Students help ranchers calculate the amount of barbed wire needed to keep cattle on their property (perimeter ? TRYIII), calculate the amount of fertilizer ranchers need by solving area of their land (area ? TRYIII), and answer questions about perimeter and area with given shapes/ information (SHOWII). The Rancher lessons have English, Navajo and Spanish narrations and scripts.
9.
 (3-4) Area - Rancher 'Rithmetic 3 with Navajo Voice Start Lesson Teacher Guide (PDF) Examples (and formulas) for solving simple area and perimeter of given shapes are explained, modeled and available for practice. Students help ranchers calculate the amount of barbed wire needed to keep cattle on their property (perimeter ? TRYIII), calculate the amount of fertilizer ranchers need by solving area of their land (area ? TRYIII), and answer questions about perimeter and area with given shapes/ information (SHOWII). The Rancher lessons have English, Navajo and Spanish narrations and scripts.
10.
 (3-4) Area - Rancher 'Rithmetic 3 with Spanish Voice Start Lesson Teacher Guide (PDF) Examples (and formulas) for solving simple area and perimeter of given shapes are explained, modeled and available for practice. Students help ranchers calculate the amount of barbed wire needed to keep cattle on their property (perimeter ? TRYIII), calculate the amount of fertilizer ranchers need by solving area of their land (area ? TRYIII), and answer questions about perimeter and area with given shapes/ information (SHOWII). The Rancher lessons have English, Navajo and Spanish narrations and scripts.
11.
 (3-4) Arrays with Rikki Start Lesson Teacher Guide (PDF) Demonstrate the process of multiplication as repeatedly adding the same number, counting by multiples, combining equal sets, and making arrays. Solve word problems using grade level appropriate operations and numbers.
12.
 (3-4) Basic Right Triangles Start Lesson Teacher Guide (PDF) Compare attributes of two-dimensional shapes (square, rectangle, triangle, and circle). Identify the properties of two dimensional figures using appropriate terminology.
13.
 (3-4) Circles to Spheres Start Lesson Teacher Guide (PDF) Describe relationships between two-dimensional and three-dimensional objects. (squares/cubes, circles/spheres, triangles/cones) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes).
14.
 (3-4) Circles to Spheres with English Voice Start Lesson Teacher Guide (PDF) Describe relationships between two-dimensional and three-dimensional objects. (squares/cubes, circles/spheres, triangles/cones) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes).
15.
 (3-4) Circles to Spheres with Navajo Voice Start Lesson Teacher Guide (PDF) Describe relationships between two-dimensional and three-dimensional objects. (squares/cubes, circles/spheres, triangles/cones) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes).
16.
 (3-4) Circles to Spheres with Spanish Voice Start Lesson Teacher Guide (PDF) Describe relationships between two-dimensional and three-dimensional objects. (squares/cubes, circles/spheres, triangles/cones) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes).
17.
 (3-4) Classify 2-D Shapes Start Lesson Teacher Guide (PDF) Identify the properties of two dimensional figures using appropriate terminology.
18.
 (3-4) Congruency Basics Start Lesson Teacher Guide (PDF) Identify congruent geometric shapes.
19.
 (3-4) Deductiva Deductions Start Lesson Teacher Guide (PDF) Draw conclusions based on existing information. (e.g., "All students in Ms. Dean's 1st grade class are less than 7 years old. Rafael is in Ms. Dean's class. Conclusion: Rafael is less than 7 years old.")
20.
 (3-4) Faces of a Cube Start Lesson Teacher Guide (PDF) Describe relationships between two-dimensional and three-dimensional objects. (squares/cubes, circles/spheres, triangles/cones) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes).
21.
 (3-4) Faces of a Cube with English Voice Start Lesson Teacher Guide (PDF) Describe relationships between two-dimensional and three-dimensional objects. (squares/cubes, circles/spheres, triangles/cones) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes).
22.
 (3-4) Hurray for Arrays With English Voice Start Lesson Teacher Guide (PDF) Demonstrate the process of multiplication as repeatedly adding the same number, counting by multiples, combining equal sets, and making arrays.
23.
 (3-4) Hurray for Arrays With Navajo Voice Start Lesson Teacher Guide (PDF) Demonstrate the process of multiplication as repeatedly adding the same number, counting by multiples, combining equal sets, and making arrays.
24.
 (3-4) Hurray for Arrays With Spanish Voice Start Lesson Teacher Guide (PDF) Demonstrate the process of multiplication as repeatedly adding the same number, counting by multiples, combining equal sets, and making arrays.
25.
 (3-4) Hurray for Arrays and Multiplication Start Lesson Teacher Guide (PDF) Demonstrate the process of multiplication as repeatedly adding the same number, counting by multiples, combining equal sets, and making arrays.
26.
 (3-4) Identify Cones Start Lesson Teacher Guide (PDF) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes). Describe relationships between two-dimensional and three-dimensional objects. (squares/cubes, circles/spheres, triangles/cones)
27.
 (3-4) Identify Cones with English Voice Start Lesson Teacher Guide (PDF) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes). Describe relationships between two-dimensional and three-dimensional objects. (squares/cubes, circles/spheres, triangles/cones)
28.
 (3-4) Identify Cones with Navajo Voice Start Lesson Teacher Guide (PDF) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes). Describe relationships between two-dimensional and three-dimensional objects. (squares/cubes, circles/spheres, triangles/cones)
29.
 (3-4) Identify Cones with Spanish Voice Start Lesson Teacher Guide (PDF) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes). Describe relationships between two-dimensional and three-dimensional objects. (squares/cubes, circles/spheres, triangles/cones)
30.
 (3-4) Lines/Congruency with Rikki Start Lesson Teacher Guide (PDF) Recognize congruent shapes. Identify congruent geometric shapes.
31.
 (3-4) Lines/Congruency with Rikki/English Voice Start Lesson Teacher Guide (PDF) Recognize congruent shapes. Identify congruent geometric shapes.
32.
 (3-4) Lines/Congruency with Rikki/Navajo Voice Start Lesson Teacher Guide (PDF) Recognize congruent shapes. Identify congruent geometric shapes.
33.
 (3-4) Lines/Congruency with Rikki/Spanish Voice Start Lesson Teacher Guide (PDF) Recognize congruent shapes. Identify congruent geometric shapes.
34.
 (3-4) Meet the Polygon Family Start Lesson Teacher Guide (PDF) Students will be introduced to the polygon family by way of identifying shapes and number of sides. This lesson is the first of three lessons on polygons. The author suggests following the Polygon Family with Polygons Defined, then Regular Polygons and Figure It Out! Polygons.
35.
 (3-4) More with Perimeter - Rancher 'Rithmetic 2 Start Lesson Teacher Guide (PDF) Examples (and formulas) for solving simple area and perimeter of given shapes are explained, modeled and available for practice. Students help ranchers calculate the amount of barbed wire needed to keep cattle on their property (perimeter ? TRYIII), calculate the amount of fertilizer ranchers need by solving area of their land (area ? TRYIII), and answer questions about perimeter and area with given shapes/ information (SHOWII). The Rancher lessons have English, Navajo and Spanish narrations and scripts.
36.
 (3-4) More with Perimeter - Rancher 'Rithmetic 2/English Voice Start Lesson Teacher Guide (PDF) Examples (and formulas) for solving simple area and perimeter of given shapes are explained, modeled and available for practice. Students help ranchers calculate the amount of barbed wire needed to keep cattle on their property (perimeter ? TRYIII), calculate the amount of fertilizer ranchers need by solving area of their land (area ? TRYIII), and answer questions about perimeter and area with given shapes/ information (SHOWII). The Rancher lessons have English, Navajo and Spanish narrations and scripts.
37.
 (3-4) More with Perimeter - Rancher 'Rithmetic 2/Navajo Voice Start Lesson Teacher Guide (PDF) Examples (and formulas) for solving simple area and perimeter of given shapes are explained, modeled and available for practice. Students help ranchers calculate the amount of barbed wire needed to keep cattle on their property (perimeter ? TRYIII), calculate the amount of fertilizer ranchers need by solving area of their land (area ? TRYIII), and answer questions about perimeter and area with given shapes/ information (SHOWII). The Rancher lessons have English, Navajo and Spanish narrations and scripts.
38.
 (3-4) More with Perimeter - Rancher 'Rithmetic 2/Spanish Voice Start Lesson Teacher Guide (PDF) Examples (and formulas) for solving simple area and perimeter of given shapes are explained, modeled and available for practice. Students help ranchers calculate the amount of barbed wire needed to keep cattle on their property (perimeter ? TRYIII), calculate the amount of fertilizer ranchers need by solving area of their land (area ? TRYIII), and answer questions about perimeter and area with given shapes/ information (SHOWII). The Rancher lessons have English, Navajo and Spanish narrations and scripts.
39.
 (3-4) Polygons Defined Start Lesson Teacher Guide (PDF) Identify the properties of two dimensional figures using appropriate terminology.
40.
 (3-4) Polygons Defined Start Lesson Teacher Guide (PDF) In this second lesson on polygons, students will learn about the connection with the Greek language and the terms identifying the shape of regular polygons. This lesson builds on the Polygon Family and reviews naming polygons as in the TRY. At that point the learning extends the concept of polygons and their attributes to true/false and interesting games with Mrs. Glosser in DIG DEEPER. The first web site is slow coming up.
41.
 (3-4) Pyramids with Basic Bases Start Lesson Teacher Guide (PDF) This lesson, originally at the Essential level in the Arizona Standard, enables students to identify and classify pyramids as three-dimensional figures by name and attributes. Classroom resources provided in 2nd website, Dig Deeper section. Students learn that pyramids are three-dimensional figures. They are made of triangular faces (3, 4, 5 and more) with a polygon base. The faces have edges that meet at a point (vertex).
42.
 (3-4) Rectangular Prisms with Rikki Start Lesson Teacher Guide (PDF) Name concrete objects and pictures of three-dimensional solids (cones, spheres and cubes). Identify models or illustrations of prisms, pyramids, cones, cylinders, and spheres.
43.
 (3-4) Shapes and Patterns - Kaleidoscope with English Voice Start Lesson Teacher Guide (PDF) The students will learn about patterns and experiment with making patterns using squares first as a foundation and then adding other shapes to the squares. Build geometric figures with other common shapes. (e.g., tangrams, pattern blocks, geoboards)
44.
 (3-4) Shapes and Patterns-Kaleidoscope Start Lesson Teacher Guide (PDF) Build geometric figures with other common shapes. (e.g., tangrams, pattern blocks, geoboards)
45.
 (3-4) Shapes with Rikki Start Lesson Teacher Guide (PDF) Build geometric figures with other common shapes. (e.g., tangrams, pattern blocks, geoboards)
46.
 (3-4) Shapes with Rikki/English Voice Start Lesson Teacher Guide (PDF) Build geometric figures with other common shapes. (e.g., tangrams, pattern blocks, geoboards)
47.
 (3-4) Shapes with Rikki/Navajo Voice Start Lesson Teacher Guide (PDF) Build geometric figures with other common shapes. (e.g., tangrams, pattern blocks, geoboards)
48.
 (3-4) Shapes with Rikki/Spanish Voice Start Lesson Teacher Guide (PDF) Build geometric figures with other common shapes. (e.g., tangrams, pattern blocks, geoboards)
49.
 (3-4) Similar Situations Start Lesson Teacher Guide (PDF) It's important to know how lines and shapes are used in the world. Similar is defined and described. Parallel and perpendicular lines are defined and described, including the terms right angle and intersect. Exercises help students practice these concepts.
50.
 (3-4) Symmetry of the Southwest Start Lesson Teacher Guide (PDF) Draw a two-dimensional shape that has line symmetry.
51.
 (3-4) Terrific Tangrams Start Lesson Teacher Guide (PDF) Build geometric figures with other common shapes. (e.g., tangrams, pattern blocks, geoboards)