Timelines for the life and work of Martin Luther King Jr. – Students create one of two timelines about Martin Luther King Jr’s life or the efforts in America to create a more fair racial balance in the U.S. …

# Tag: 7.NS

## Earth’s perihelion with the Sun

## Is 2023 a special number?

## Before the holidays (16 activities)

## The Algebra of Magic Squares

## Indigenous Peoples or Columbus Day

## At last, its summer again

## Father’s Day, Juneteenth, and The Longest Day (summer solstice)

## Spider-Man continues

## Super Bowl Numerals

## What’s interesting about this number?

## Will one roll be enough?

## YUMMY food for Passover

## Extreme weather 2020

Use the open number line and our lists of temperature extremes to make signed number operations and absolute value sensible. Students compare record high and low temps (integers) and use absolute value in order to always find the positive difference. Subtraction of negatives becomes obvious in this lesson.