

 Lesson plan   
Estimate sums and differences. 

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 Lesson plan   
Introduce the terms flips, slides, and turns. 

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 Lesson plan   
Have your students practice with consecutive numbers that are just one more or one less than each other. 

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 Activity   
Students learn the definition of length, (surface) area, weight and volume through the 'step by step' illustration or 'horizontal' illustration. 

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 Activity   
Teach students the meaning of adding and subtracting. 

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 Activity   
Students learn how to place fractions on a number line. 

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 Activity   
Students determine what each of the given shapes weigh to keep the scale balanced. 

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 Activity   
Practice spatial skills by finding the correct image that is taken on a map. 

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 Lesson plan   
Write numbers using both expanded notation and standard form, up to billions. 

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 Lesson plan   
Develop and analyze strategies for adding and subtracting numbers. 

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 Lesson plan   
Classify plane figures according to types of symmetry (line, rotational). 

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 Lesson plan   
Understand that parentheses can change the outcome in a math equation and will practice solving equations using order of operations. 

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 Lesson plan   
Read and write decimals through thousandths. Compare decimals through thousandths. 

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 Lesson plan   
Identify, predict, and describe the results of transformations of plane figures (reflections, rotations, translations.) 

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