Activities about angles

$Tech Neck$

Tech Neck

How much strain does your neck feel when you look down at your phone? In this activity, students explore the growing issue of tech neck by observing posture,...

Number Sense Geometry Grades 7–8

Lighting the 2022 Olympic Torch

On October 18 th , 2021 the Olympic Torch was lit in Greece. It was lit without the help of a flame or a match. It was lit...

Algebra Geometry Grades 5–HS

Tiny vacuum with a huge reach

From the vacuum description and advertisement in the PDF, how long do you think its cord must be? Thanks to Brian Shoemaker, Newton, MA teacher, for the idea...

Algebra Number Sense Grades 6–HS

What's my angle?

I'm going to help save the planet by adding solar panels to my roof! Should I tilt the panels on my roof to more accurately aim towards the...

Geometry Math and Science Grades 8–HS

Ladder figuring

Brian can't even go to his town's spring festival without seeing math. Let your class approximate the height or length of this ladder by using the relative size...

Algebra Number Sense Grades 6–HS