Teacher Exchange: Pre-K-2
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Number and Operations
Coloring Even and Odd Numbers
Divide and Shade
Equal Parts
Exploring Pascal's Triangle
Hershey Fractions
Interactive Number Sets: The Geometer's Sketchpad
Lo Shu Magic Square Activity
Orange Slices
Parts to Whole
Writing Fractions
... or contribute your own lesson
Algebra
Algebra Ideas
Brick Walls
Building Houses
Designing Bridges
Get Up and Go!
Making Patterns
Next in Line
Patterns
Short vs. Tall
What's My Attribute?
What's Next?
... or contribute your own lesson
Geometry
Brick Walls
Building Houses
Building Shapes
Coloring Even and Odd Numbers
Describe the Shape
Describing Tangrams
Designing Bridges
Divide and Shade
Flips
Geometry Through Art
Line Symmetry
Lo Shu Magic Square Activity
Making Patterns
Parts to Whole
Rotational Symmetry
Sketchpad for Little Ones
Slides
Slides, Turns, Flips
Tessellation Tutorials
Turns
Writing Fractions
... or contribute your own lesson
Measurement
Building Houses
Designing Bridges
Get Up and Go!
Inch by Inch
Just How Cold Is It?
Lesson on Teaching Measurement
Making Estimations in Measurement
Measurement
Measuring Plant Growth
Non-Standard Measuring
Seeds Using Stored Food Supply
Short vs. Tall
... or contribute your own lesson
Data Analysis and Probability
Exploring Data
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