National Council of Teachers of Mathematics
Nctm: Illuminations: 4.4 Developing Geometry Understandings With Tangrams
Students use this interactive website to explore tangrams by connecting the pieces.
US Department of Education
Helping Your Child Learn Math: Math in the Home
An excellent compilation of activities that engage parents and children in math explorations at home. Detailed lessons covering a wide range of math topics such as fractions, measurements, money, data collection, and math in newspapers....
Better Lesson
Better Lesson: Sorting Shapes
Clean Up this Mess! The classroom shapes are in one big heap. Students will work in teams to come up with a way to sort the shapes by attributes and create a visual representation to model their thinking. Pictures and videos of the...
Alabama Learning Exchange
Alex: "Tan"
The Chinese character mark formerly known as "Tan" is the first of two lessons to introduce first grade students to geometry using tangrams. This lesson plan incorporates history, math, and language arts. In this lesson plan students...
Better Lesson
Better Lesson: Popcorn
SWBAT explore the characteristics of cubes, pattern blocks, and geometry blocks. SWBAT count a set of objects up to 20 by 1's. SWBAT play the game "Greater Than" with a partner, using the correct vocabulary.
Better Lesson
Better Lesson: Sorting Shapes
Clean Up this Mess! The classroom shapes are in one big heap. Students will work in teams to come up with a way to sort the shapes by attributes and create a visual representation to model their thinking
Better Lesson
Better Lesson: Looking at the Similarities and Differences
La, La, La, La, La, sing a happy song! You will be signing like a Smurf as students use their new founded knowledge of shape characteristics to participate in a whole group discussion and to successfully participate in geometric learning.
National Council of Teachers of Mathematics
The Math Forum: Rotational Symmetry
This is a good site for elementary teachers to help educate students about symmetry by using pattern blocks. This link has multiple activities that the instructor could use including technological and standard activities.
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