48 search results for ""HSG""

Earth Day, 2017

….2, HSM, MP4 What’s my angle? – We’ve used a little Solar geometry to analyze and estimate the proper angle for the tilt of my Solar panels. Should I tilt the panels on my roof to more accurately aim towards the Sun? If so, at what angle should I use? Should I be able to adjust the panels to better receive low winter Sun and high summer Sun? How do I figure all of this out? 7.G.B, 8.EE.B, HSG.CO, HSG.SRT, HS.TF, HS.C, MP2… 0, 9

How many baseballs are in this truck?

…rease their chances of winning World Series tickets! This could be a great way to get kids working together on an engaging problem early in the school year. Enjoy! The math activity: How-many-baseballs.pdf CCSS: MP.1, 8.G.9, HSG.MG.A.1, HSG.GMD.A.3, HSG.MG.A.2, HSG.MG.A.3 For members we have an editable docx, our Excel sheet of calculations, and solutions/tips. Caution: We don’t know the winning solution. If we did, we wouldn’t tell you! We’ve shown a few solution methods and a reasonable range… 0, 4

Total solar eclipse – apparent sizes

…seem to cover the sun completely? We’ve created a pretty extensive investigation about the geometry of a solar eclipse and the apparent size of both the moon and sun as seen from the earth. This activity can be done with or without trigonometry so it is appropriate for students 6th grade and higher. Get your students ready. Never look directly at the sun without ISO and CE certified solar eclipse glasses. The activity: 2017SolarEclipse.pdf CCSS: 6.RP.3, 7.G.1, 7.RP.2, HSG.SRT.C.6, HSG.SRT.C.8,… 0, 3

Big Aussie tomato

…Clicking on this image will show it larger in a new window. These Aussi tomatoes (the tomato on the left of all of the tomatoes) are huge. How much do you guess one weighs? Can you figure it out? BigTomato.pdf CCSS: 6.RP, 7.RP, 8.G.C, HSG, HSG.GMD, HSG.MG For members we have an editable Word docx and solutions. BigTomato.docx BigTomato-solution.pdf… 0, 3

Gumballs galore

…Show Brian’s video to your class and let your students cogitate, estimate and calculate. Sheet with only a still shot from the video and room for figuring: gumball-image.pdf We have a solution of sorts for members below: gumball-solutions.pdf CCSS: 8.G.9, HSG.MG.1, HSG.MG.2 , HSG.GMD.3… 0, 3

How much have doughnuts changed?

…he torus. This self-directed activity lets students develop some understanding of a torus volume formula and practice the ability to use algebra to make the formula work better for donuts. Students then try to get a grip of how much actual cake there is in a present day donut or try to measure how much donuts have changed. The activity: Donut-hole-evolution.pdf CCSS: 8.G.C.9, HSA.SSE.A.1, HSA.APR.D.6, HSA.SSE.A.2, HSA.SSE.B.3, HSG.GMD.A.3, HSG.GMD.B.4, HSG.MG.A.1 For members we have an editable… 0, 3

Rescue of the Chilean miners – The 33

…in on topic. Do the math. Students are asked to make a number of volume calculations … the miners living space, the amount of ore in the escape shaft, the lateral surface area of the metal shaft lining, and their survival chamber’s depth under the surface of the earth. The activity: The_33.pdf For members we have an editable Word docx and solutions. The_33.docx The_33-solution.pdf CCSS: 8.G.9, HSG.GMD.A.3, HSG.MG.A.1, HSG.MG.A.2 Below is the trailer for the new movie … The 33… 0, 3

Do you have text neck?

…n in order to approximate the weight of a head at different angles. This seems like an important topic for young people to understand … angles, functions, head weight analysis and their health! The activity: text_neck.pdf For members we have an editable Word docx, analysis and solutions. text-neck.docx text-neck-solution.pdf CCSS: 8.SP.1. 8.SP.2, 8.SP.3, HSM, HSS.ID.B.6, HSS.ID.C.7, HSG.SRT.C.8, HSG.SRT.D.11… 0, 2

Wrapping presents on the diagonal

…by 6 and 6 by 8 faces. Students can figure out the diagonal length by doing a little scale conversion work. How much wrapping paper does this method save? Should you just use a gift bag? The activity: Diagonal-wrapping-paper.pdf CCSS: 7.G.6, 8.G.7, HSG.SRT.C.8, HSG.MG.A.3, MP3, MP4 For members we have an editable Word docx and solutions. Diagonal-wrapping-paper.docx Diagonal-wrapping-paper-solution.pdf Finally ask students to try to explain why this diagonal method works…. 0, 2

The Blue Marble

…place for a classroom attempt at drawing our continents and oceans on an orange and then trying to create a flat representation of that 3-d construction by peeling it. Let students figure out what problems occur in that translation. Or for Earth Day you could use one of our two previous posts having to do with conservation and recycling; Fat Tuesday or Light Bulbs. CCSS: 6.G, 7.G, HSG.GMD.B, HSG.MG.A… 0, 2

Is this possible?

…Brian Shoemaker, a Newton, MA mathematics teacher, saw this Dunkin Donuts Mazda traveling down the road. He wondered if that size coffee cup could really have coffee in it. Wouldn’t the car rock back on its rear bumper? How much would that much coffee even cost. Let’s try to find out. Big-big-coffee.pdf For members we have an editable Word doc and solutions. Big-big-coffee.doc Big-coffee-solution.pdf CCSS: 8.G.9, HSG.GMD.3, HSG.MG.1… 0, 0

Pre-winter holiday activities!

…ipe that boasts of low fat and low salt. 6.RP.A, 7.RP.A, MP.6, MP.8 Winter Solstice – Students appreciate how their latitude effects the darkness of their late afternoon location as they study the earth’s tilt and the logic of daylight hours. 7.G.3, HSG.C, HSG.GMD.4, HSG.MG.1 Soda Santa – First students guess too high and too low. Then they calculate with all different methods and explain their reasoning. Areas, arrays … so many ways to focus this activity. 3.MD.5, 3.MD.6, 3.MD.7, 4.NBT.5,… 0, 8