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Measuring the Area of Polygons
Fourth graders use pattern blocks to explore areas of polygons. They explain that the answers to the area of the same polygon vary according to the units of measurement used. They visualize how different units of measurement can be used...
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Area and Perimeter of Rectangles
Discover the difference between area and perimeter. Learners are grouped in twos and threes and each group has one advanced/gifted learner to serve as the peer helper. They receive manipulatives to help them determine the area and...
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Terrific Tessellations
Students explore tessellations that are found in nature and everyday objects. They observe the works of M.C. Escher. Students create their own tessellations using pencil and paper.
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Finding Area
Fourth graders explore how to find the area of a rectangular object. As a class, they discuss definition of area and strategies for finding area. The teacher models finding the area of an object by counting squares. Students observe...
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Noon Project Revisited
Students, just like Eratosthenes, try to use math to calculate immeasurable objects. Teachers need to try out the calculations before having your class do them. They should take notes to be included with their own calculations and drawings.
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African Ceremonial Masks
Fourth graders examine and discuss the purposes and traditions of African ceremonial masks. They design and create African ceremonial masks using various materials.
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Dynamic Collages and Assemblages
Pupils create a two, three, or four-dimensional collage or assemblage. They use shapes, colors, images, objects, and textures to create their collage.
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Comparing Fractions
Students investigate concepts of working with fractions. They compare different fractions and put them in chronological order. The quantities are compared as either being larger or smaller also.
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Kindness Compliments
Students write compliments for the staff at their school. In this compliments lesson plan, students demonstrate kindness by anonymously writing and taping compliments to people's doors around the school.
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Geometric Glossary
Fourth graders use drawing and paint tools to identify, draw and state several geometric terms.
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Making Sense of the Census
In this unit of lessons, students make sense of the Census. They examine why a census is taken and participate in activities.
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Shapes at Work
Students use their classroom to look for various types of shapes. In their science journals, they record the shapes they find and identify those that can be used to solve problems or build structures. They share and post their sketches...
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Calculate It
Fourth graders find the area and perimeters of squares and rectangles using a calculator to check their multiplication. They use the appropriate formulas to find the area and perimeter of the given geometric shapes.
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Shape It
Fourth graders use math software and geoboard paper to design basic shapes. They write individual definitions for the geometric shapes based on what they see in the shapes. They apply their background knowledge of the shape as they write...
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