Fourth Grade

 
  1. Number and Operations (N)
  2. Measurement (M)
  3. Geometry (G)
  4. Data and Probability (D)

 

Additional Links to General Mathematics Sites

 

3. Geometry (G)

 

Fourth Grade

  1. "Understand Perpendicular, Parallel, and Intersecting Lines"
    1. A+ Math -- Games -- Matho-Geometry Version
      In this site, students can use their knowledge of geometric shapes to play the game called Matho. Appropriate for students in grades 3-5. If the answer is correct the space is filled with an "X", if the answer is incorrect the student is given another shape to find. Immediate feedback is given the student.
    2. A+ Math -- Flashcards -- Geometric Shapes
      Students are shown a specific geometric shape and asked to recognize it from a large list of choices. Immediate feedback is given to the student. Appropriate for grades 3 -5.
    3. About Symmetry and Pattern (Field Patterns)
      This site is appropriate for upper elementary grades.  Examples of shapes and letters are shown and how they create patterns and how rotating the letters create a change in the pattern.
    4. Bathroom Tiles
      This interactive site allows students the chance to practice estimating measurements of angles.
    5. BBC School's MegaShapes
      Outstanding  Excellent geometry site for ages 4 to 11.  Follow the Investigate link for student activities that involve multiple choice questions about familiar regular shapes and irregular shapes.  While students complete these activites, they have access to a shape book that provides drawings and information about each shape.  Click on the bouncing triangle for interactive java activities that allow students to use their knowledge about shapes, symmetry, and transformations.  Follow the teacher link for information about the skills that are covered at this website, along with printable activities and resources.
    6. Enchanted Learning - Triangles and Classification Exercises
      This site lists information about Triangles and gives classification exercises.
    7. Funbrain Change Maker Game
      Outstanding - Interactive game which asks to give the amount of coins that represent change for $1.00 or $100.00. Graphics are lifelike. (Grades 2-4)
    8. Geometry and Measurement
      This site is all about geometry and measurement. All of the sites listed on this page are interactive for K-5. They include: Tessellate, Polygon Playground, Shape Cave, and Shape Explorer. This is an outstanding site for a variety of interactive mathematics activites.
    9. Judge and Jury
      Students explore non-standard units and compare relative sizes of "steps" in this activity.  They determine how the size of each type of step is important to how many steps it takes to measure an object.
    10. Making Triangles and Electronic Geoboard
      This is a teacher directed site that would be good for K on up. With teacher direction the child can use an electronic geoboard to make, change, transform and explore shapes.
    11. MathsNet Interactive Shape Version 1.0 - Perpendicular Lines
      This activity asks students to recognize perpendicular lines.
    12. MathsNet Interactive Shape Version 1.0
      Outstanding! This site includes interactive activities for students that cover ALL of the Shape and Shape Relationship Benchmarks.
    13. MathsNet Interactive Shape Version 1.0 - Parallel Lines
      This activity asks students to recognize parallel lines.
    14. Study the Shapes
      Outstanding - Grades 3 and up. This interactive site allows students to explore and manipulate geometric shapes. Students are encouraged to compare and describe shapes according to their attributes.
    15. Toon University
      This game focuses on two skills: identifying angles as acute, obtuse, or right angles,  and determining whether angles are congruent.  Students help the robot choose the right answer by firing missiles at spaceships
    16. The Mysterious Tangram
      This is a very student friendly and fun site. Students build shapes by turning, flipping, and combining others to fill patterns. The site gives clues and encourages children by using positive sayings. Good for children 1st grade through 6th.
    17. Virtual Manipulatives Geometry
      This site contains activities for students to explore various geometric concepts using virtual manipulatives. Explanations for use and links to math standards are provided.
  2. "Identify Basic Geometric Shapes and their Components, and Solve Problems"
    1. A+ Math -- Games -- Matho-Geometry Version
      In this site, students can use their knowledge of geometric shapes to play the game called Matho. Appropriate for students in grades 3-5. If the answer is correct the space is filled with an "X", if the answer is incorrect the student is given another shape to find. Immediate feedback is given the student.
    2. A+ Math -- Flashcards -- Geometric Shapes
      Students are shown a specific geometric shape and asked to recognize it from a large list of choices. Immediate feedback is given to the student. Appropriate for grades 3 -5.
    3. About Symmetry and Pattern (Field Patterns)
      This site is appropriate for upper elementary grades.  Examples of shapes and letters are shown and how they create patterns and how rotating the letters create a change in the pattern.
    4. BBC School's MegaShapes
      Outstanding  Excellent geometry site for ages 4 to 11.  Follow the Investigate link for student activities that involve multiple choice questions about familiar regular shapes and irregular shapes.  While students complete these activites, they have access to a shape book that provides drawings and information about each shape.  Click on the bouncing triangle for interactive java activities that allow students to use their knowledge about shapes, symmetry, and transformations.  Follow the teacher link for information about the skills that are covered at this website, along with printable activities and resources.
    5. Geomtric Terms
      Games include matching, concentration, word searches and flash cards.
    6. Geometry and Measurement
      This site is all about geometry and measurement. All of the sites listed on this page are interactive for K-5. They include: Tessellate, Polygon Playground, Shape Cave, and Shape Explorer. This is an outstanding site for a variety of interactive mathematics activites.
    7. Interactives: Geometry 3-D Shapes New
      This interactive site offers both examples of, and definitions for, three dimensional shapes.Students can manipulate the shape to see it from all sides. The activity allows them to view the shape to identify it by its number of sides, vertices, or edges. The students can also see the corresponding net for each shape. This site would be appropriate for use with upper elementary or middle school students.
    8. MathsNet Interactive Shape Version 1.0
      Outstanding! This site includes interactive activities for students that cover ALL of the Shape and Shape Relationship Benchmarks.
    9. RATS! Shapes
      This is an interactive site for students K-3rd grade. Students are given a specific shape to watch for as a bird flying over drops shapes. The object is for the student to only catch the shape they were originally given.
    10. Shape Facts New
      A simple activity to identify various geometric shapes and lines of symetry.
    11. Shapes New
      Students need to sort two- and three-dimensional shapes into the correct categories based on the properties of the shape.
    12. Sort Triangles
      This interactive activity allows students to sort commonly recognized shapes into categories of triangles and other shapes.
    13. Sort the Shapes (Shapes)
      This interactive activity allows students to sort commonly recognized shapes into categories of all right angles, some right angles, and no right angles.
    14. Sort the Shapes (More Shapes)
      This interactive activity allows students to sort commonly recognized shapes by attributes such as red, not red, rectangles, and not rectangles.
    15. Study the Shapes
      Outstanding - Grades 3 and up. This interactive site allows students to explore and manipulate geometric shapes. Students are encouraged to compare and describe shapes according to their attributes.
    16. Virtual Manipulatives Geometry
      This site contains activities for students to explore various geometric concepts using virtual manipulatives. Explanations for use and links to math standards are provided.
  3. "Recognize Symmetry and Transformations"
    1. A+ Math -- Flashcards -- Geometric Shapes
      Students are shown a specific geometric shape and asked to recognize it from a large list of choices. Immediate feedback is given to the student. Appropriate for grades 3 -5.
    2. About Symmetry and Pattern (Field Patterns)
      This site is appropriate for upper elementary grades.  Examples of shapes and letters are shown and how they create patterns and how rotating the letters create a change in the pattern.
    3. BBC School's MegaShapes
      Outstanding  Excellent geometry site for ages 4 to 11.  Follow the Investigate link for student activities that involve multiple choice questions about familiar regular shapes and irregular shapes.  While students complete these activites, they have access to a shape book that provides drawings and information about each shape.  Click on the bouncing triangle for interactive java activities that allow students to use their knowledge about shapes, symmetry, and transformations.  Follow the teacher link for information about the skills that are covered at this website, along with printable activities and resources.
    4. Bubble Geometry
      Have you ever seen a square bubble? Experiment with bubbles. Create bubble wands out of found objects (straws, pipe cleaners, strawberry baskets and coathangers) and have your own bubble festival.
    5. Coordinate Graphing
      The student will transform a figure on a coordinate grid. The figure may be flipped, rotated, translated, and turned. Grade level 5 and up.
    6. Dr. Super's First 2-DVirtual Manipulative
      Students can create pictures using and connecting triangles to make geometric shapes by clicking and dragging. There are command buttons that allow you to rotate, flip, clone, and delete shapes. Covers 3rd and 4th grade GLCE
    7. Film Canister Kaleidoscope
      In this project, the children are exposed to symmetry in the familiar form of a kaleidoscope. As an extra bonus, this project recycles materials which otherwise might be thrown away.
    8. Geometry and Measurement
      This site is all about geometry and measurement. All of the sites listed on this page are interactive for K-5. They include: Tessellate, Polygon Playground, Shape Cave, and Shape Explorer. This is an outstanding site for a variety of interactive mathematics activites.
    9. Identify Which Symmetry
      This site has a group of pictures that students should think how many lines of symmetry each picture has before clicking on the picture. After clicking on a picture a text box pops up and displays the number of lines of symmetry and also tells which kind of symmetry (vertical, horizontal, or rotational) or none at all. Good for 4th grade.
    10. I Took A Trip On a Train
      This student activity has children looking at a map then taking "snap shots" of the area as if they are passing by on a train. They will then look at pictures from a different position and sequence the pictures to follow the original map. For students grade 4 and up.
    11. Interactive Mathematics-Geometry
      This site contains a multitude of activities using virtual manipulatives to explore a variety of geometric skills. It also gives instructions for use and has links to math benchmarks in other areas.
    12. Interactive Geometry
      Features several applets for discovering the basic principles of geometry. Students can manipulate figures such as polygons, angles, triangles, and parallel lines to learn about postulates and theorems
    13. Links Learning: Line Symmetry New
      This site offers instruction and interactive activities to help students understand the concept of symmetry. It would be appropriate to use with elementary students.
    14. Make a Symmetrical Pattern Online
      This site allows students to create pictures using a palette of shapes and colors. It gives the option of which kind of symmetry the picture has and if you want to show the symmetry line or hide the symmetry line. Good for 4th grade.
    15. Making Triangles and Electronic Geoboard
      This is a teacher directed site that would be good for K on up. With teacher direction the child can use an electronic geoboard to make, change, transform and explore shapes.
    16. Math Open Reference: Internal Angles of Triangles New
      This activity involves translation(slide) of a polygon. It allows the student to slide the polygon to a new position.It would be appropriate for use with upper elementary students.
    17. Math Open Reference: Reflection of a Polygon New
      This activity involves reflection(flip) of a polygon.It allows the student to change the shape/size of the polygon and see how this also changes its reflection along a line of symmetry.It would be appropriate for use in upper elementary.
    18. Math Open Reference: Rotation of a Polygon New
      This activity involves rotation(turning) of a polygon. It allows the student to rotate the polygon about a fixed point, and displays how many degrees the polygon has been rotated.It would be appropriate for use at the upper elementary level.
    19. MathsNet Interactive Shape Version 1.0
      Outstanding! This site includes interactive activities for students that cover ALL of the Shape and Shape Relationship Benchmarks.
    20. MathsNet Interactive Shape Version 1.0 - Perpendicular Lines
      This activity asks students to recognize perpendicular lines.
    21. MathsNet Interactive Shape Version 1.0 - Parallel Lines
      This activity asks students to recognize parallel lines.
    22. MathsNet Interactive - Transformations Online Course
      This is the online course for MathsNet that covers Transformations. There are variety of interactive activities and it is appropriate for a wide range of grade levels. For example, some activities are a simple as determining if the object is rotating clockwise or counter-clockwise; others are as difficult as determining the new coordinates after a transformation.
    23. MathsNet Interactive - Transformations
      This site includes a variety of activities and information that cover reflections, enlargements, rotations and translations. Activities increase in difficulty so the site is actually appropriate for a wide range of grade levels.
    24. Quilt Geometry
      Making quilt blocks is an excellent way to explore symmetry. A quilt block is made of 16 smaller squares. Each small square consists of two triangles. Study this example of a quilt block:
    25. Reflective Symmetry
      Reflective symmetry has the alphabet listed and students are to choose letters that have a line of symmetry, after clicking on a letter students are to choose either reflect vertical or reflect horizontal, next the computer draws the line chosen and shows half in one color and half in a lighter color. A statement appears underneath the letter that agrees or disagrees with your choice. Good for 4th grade GLCE.
    26. Shape and Space in Geometry
      This site allows students to explore their spatial sense by completing a series of activities. During the activities the students use coordinate, symmetry, and measuring to discover the properties of shape and space. This is a student activity, approximate grade level 4-6. Lots of reading to do activity.
    27. Symmetry
      Students will be asked to find the line of symmetry when given a plane fiqure. The computer encourages them to keep trying if they are not correct. There are also many other interactive games to explore.
    28. Symmetry for Teachers
      This is a site for teachers that explains symmetry activities that are on line and student interactive. There are links to the activities from this site.
    29. The Mysterious Tangram
      This is a very student friendly and fun site. Students build shapes by turning, flipping, and combining others to fill patterns. The site gives clues and encourages children by using positive sayings. Good for children 1st grade through 6th.
    30. Toon University
      This game focuses on two skills: identifying angles as acute, obtuse, or right angles,  and determining whether angles are congruent.  Students help the robot choose the right answer by firing missiles at spaceships
    31. Virtual Manipulatives Geometry
      This site contains activities for students to explore various geometric concepts using virtual manipulatives. Explanations for use and links to math standards are provided.
       

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