# Tag: 4.MD

## Will the Barbie movie out-perform Avatar at the box office?

Do you think that Barbie can out-earn Avatar?  Students study the numbers, recognize the need for an inflation adjustment, get to share their observations about the movie and its messages, and draw their own conclusions about how far Barbie will go as a money-maker.

## What do you know about the Hawaiian islands?

Let your students explore Hawaii and better understand its depths, heights, and origins as they compare maps and deduce info from charts.

## Ice Cream Day – July 16th

We have two timely activities … Updated! All the ice cream that you can eat   All the ice cream that you can eat for only 10 cents!  Wow, that’s a great deal!  How great a deal was that? The history…

## What is heat index?

Is some heat more bearable? What is the heat index measure? How does that affect our risks and our tolerance of heat?  How does sweat come into all of this?

## Father’s Day and Juneteenth

For Father’s Day Thank you Mother and Father for all of those diapers – Students compare the cost of buying disposable versus cloth diapers. They estimate how much they cost their parents in diapers and consider how much they will…

## How many scoops do I need?

In this 3-act activity, students need to invent a different way to measure the powdered chocolate than what the instructions dictate. How many 1/4th teaspoonsfuls of powder = 2 teaspoons? How many 1/8th teaspoons = 2 teaspoons? General rule?

## The 8th billion baby

How fast is the World’s population growing? Will the world’s population size increase indefinitely?  Are all countries’ populations increasing at the same rate? What are some of the factors affecting this growth?

## The HAT tessellation

An Einstein aperiodic tile has just been discovered.  Find out what that means and why it is significant.  Plus – play with the tiles.  Do you want to tile your shower floor with these?  Could a tile setter pull this off?

## March Equinox – big deal? … and 5 more Spring activities

Brand new! What’s with the March Equinox? Does it really affect our lives? Is it just some astronomical occurrence? Students calculate the daylight hours at the March Equinox by time between longest and shortest days. They examine the progression of…

## Daylight savings time

Will you wake up and go to sleep earlier or later on that Sunday?
What kind of chart or picture could you draw to help you compare before and after daylight savings time?
Will your Sunday seem longer or shorter?
Is daylight savings time still useful?

## MLK and efforts towards racial justice

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.  …

## Total lunar eclipse

On the morning of November 8, 2022, many of us will be able to see the last full lunar eclipse until March 2025. Luckily, many of us will be able to see the eclipse pretty close to when we would…

## What time should I wake up?

Surprise Mother’s Day breakfast in bed! I think she would like orange juice, scrambled eggs, biscuits, and hot coffee. I’ll add some flowers from outside and fruit to make it look fancy. Of course I want the hot food to all be hot when I serve her. When should I wake up in the morning to do all of this?

## Olympic Schedule

The Winter Olympics begins this week in Beijing.

Wikipedia had this schedule of events. We think that there is a lot of information missing and apparent in this graphic. What can you tell and what would you like to know?

## The James Webb telescope

﻿ After launch, the telescope deployed on its 30-day, million-mile journey out to the second Lagrange point (L2). This video shows the deployment procedure, timeline, and location of the satellite during deployment. Is this telescope just a more modern telescope…