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Tags: lottery, HSA.REI.B.3, logic, 7.SP.8, MP3,
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2 Hiking Activities
Algebra Number Sense Sports Ratio and Proportion
How much food do you need to carry to hike the Appalacian Trail? The AT is a hiking trail that begins in Georgia and ends on Mount Katadin, Maine. Fall is a beautiful time to be outdoors or on ...
Data and Probability Unit rate slope Pythagorean Theorem rate 6.RP.2 6.RP.3 7.RP.1 6.RP.1 miles per hour calories 8.G.7 7.EE.3 HSF-IF.B.6 8.EE.5 MP1 MP2 6th 7th 8th HS 8.EE.6 8.G.8 HSG-MG.A.1 MP6 food

Can you show that the Pythagorean Theorem works?
Algebra Number Sense Geometry
Use this activity to help your students work through the meaning of the Pythagorean theorem. Pythagorean theorem experiences are often skill and drill work with contrived right triangle problem...
measurement Pythagorean Theorem visual representation 6.G 7.G 6th 7th 8th HS 8.G.6 HSG

String design, ellipses, and orbital mechanics
Number Sense Geometry Math and Science Math and Art
Here's a different and somewhat artistic way to encourage understanding of a conic section.  Participants physically build an ellipse by choosing two foci and sketching the fi...
Pythagorean Theorem 7th 8th HS Conic sections HSG.GPE orbits eccentricity perihelion aphelion ellipse

Leslie's socially-distanced party

Algebra Geometry Math and Science
I risked infecting my friends or becoming infected myself by throwing a very small socially-distanced party.  I served baked appetizers, disinfectant wipes, and latex gloves.  I cooked whi...
trigonometry 5.MD 6.G 7.G 8.G 6th 7th 8th HS 5th HSG HSF.TF separation social distance

Fish tale, go figure!
Algebra Geometry 3-act tasks
I have two fish in my aquarium.  Betty is my white goldfish. She often stays really close to the front wall as she swims towards her food. Stripe, my clownfish, usually swims diagonally a...
Pythagorean Theorem 3-d shapes 8.G.7 8th HS HSG-SRT.C.8 3-act task 3-d Pythagorean Theorem 8.G.A.4 trigonometry

Tiny vacuum with a huge reach
Algebra Number Sense Geometry 3-act tasks
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 and pictures.
MP.1 MP.3 MP.4 MP.2 6th 7th 8th HS 7.G.B 8.G.B HSM circle area HSG.MG HSG.C trigonometry angles

How steep is this treadmill?
Algebra Number Sense Geometry Ratio and Proportion
  Photo from the Onion, America's Finest New Source. Women on Gym Treadmill Cranks Incline up to 90 Degrees  This is a very short activity designed to give students a more visual underst...
MP8 6th 7th 8th HS HSS-ID.C 8.SP.A 8.EE.B visual of steepness horizontal slope vertical slope HSG.GPE slope

Largest coffee, new world record
Algebra Number Sense Geometry Math and Food
The world record for the largest cup of coffee was recently set (see picture above).  In this activity students explore scale, similar figures, volume and measurement as they estimate the...
proportion measurement scale Volume circle cylinder metric simliar figures 8.G.9 G.MG.1 G.GMD.3 7th 8th HS HSG-MG.A.1 coffee

Point of view
Geometry Math and Art
If you have a set of cubes for your classroom, this would make a great group hands-on project. Its an old puzzle but the activity deserves a revisit. Below are two straight-on images of my ...
8.G 6th 7th 8th HS 5th 4th HSG.CO.A 4.G.A HSG.MGA parallel perspective line of site

Spiraling squares - compass and straight edge
Algebra Number Sense Geometry Holidays and Annual Events Math and Art
Can you see the many spirals in this design? Students calculate the size of each increasing round of squares and consider what sort of spirals these must be. Working wit...
Pythagorean Theorem math art 7th 8th HS HSG 8.G.B irrational numbers HSG.CO spirals endofyear art
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