Percent Increase and Decrease Quiz

3+ results

Math Around the World

Created by

Culturally responsive math learning: Use global mathematical artifacts and histories (e.g., Bamboo Multiplication Table; Tomb of Menna; Ishango Bone; Suan shu shu; Khmer Zero; Mayan Dresden Codex; Kaktovik numerals; Al‑Khwarizmi; Fibonacci; Pacioli & da Vinci; Incan quipu) to learn more about the origins of number, algebra, geometry, and data in authentic cultural contexts. Curriculum-aligned skill development (primary to intermediate options): Target explicit Ontario Math expectations across N

1st - 10th

Applied Math, Arithmetic, World History

The Straw Trick: How Can Air Lift Water?

Created by

Putney Designs

Have you ever put your finger over the end of a straw to lift a column of water from a glass? Simple right? But why does it work? And what else can you do with that knowledge? Fill a champaigne flute with water, slide a thin cover over the top, turn it upside-down, and watch the cover and the water stay in place. That’s a more impressive trick! You can do this as a fun magic trick. Then flip the pages to learn the science (and math) behind the magic! Objectives Learn how to support a column of

3rd - 6th

Applied Math, Engineering, Physics

NGSS

3-5-ETS1-3

Rapid Prototyping: Design Your Own Sit-Upon!

Created by

Putney Designs

Have you ever wanted to design your own thing? Where do you start? How do you refine your idea, figure out key sizes? How do you know when it’s good enough? ObjectivesUse Rapid Prototyping with a simple design cycle to quickly design and improve a sit-upon (or choose your own thing)!Iterate a couple times until you’re happy with your product. What did you learn?A Simple Design CyclePLAN: Define your design objectives: what does it need to do? Does it need to carry anything? Consider padding & s

3rd - 6th

Applied Math, Engineering, Other (Math)

NGSS

MS-ETS1-2

, 3-5-ETS1-1

, 3-5-ETS1-2