Lots of #intersecting #lines in the glass. #mathphoto17 t.co/C35amEp3aT - @Geometiles

Those famous Bay Bridge #lines #mathphoto17 t.co/xMoQUH8fhI - @Zakchamp

#lines #mathphoto17 t.co/5In5ZirNGf - @Zakchamp

Lines of wind - Ned Kahn's kinetic facade #mathphoto17 t.co/fUpa1mwC0E - @Simon_Gregg

Blinds making some magical #lines just in time for week 4 of #mathphoto17! #MTBoS t.co/QMJo80RhsB - @MrsNewell22

Arrays at the Vancouver Art Gallery - #MathPhoto17 #array #MTBoS t.co/Ho1Ku3YnQy - @jnovakowski38

One foot, two foot, big foot, little foot. #symmetry #mathphoto16 t.co/vYegoH7pNl - @bstockus

Here are some #arrays from a meal at #CGISeattle for #MathPhoto17 t.co/u4gDMFKgkb - @bkdidact

#mathphoto17 How many white 'bubbles' on entire cylinder? #estimation #MTBoS #LegolandCA t.co/nn8URgEIfJ - @mrcootsmath

How many blooms on my hydrangea plant? #estimation #MathPhoto17 @MrSurti t.co/XVEYZIAR9M - @Grade7KH

There are lots of opportunities for #Estimation at the Halifax Material Recovery Facility (MRF). #mathphoto17 t.co/8P1l4N8AsE - @TheErickLee

Symmetry in the World #mathphoto16 t.co/U9zc7Gml7n - @AngelaMericiCES

The ocean gives me the sense of #infinity . In New London CT with @ctfosnot for "Learn to Lead" #mathphoto16 t.co/WovQSVioE2 - @Pierre_Tranche

Week 7 #mathphoto16 #shapes #PCMIsummer #PCMI2016 @outzsj @cahattan @valyons t.co/t1VsOIb7Yx - @SuMACzanne

the ultimate in #symmetry #mathphoto16 go @warriors you've got this! t.co/xR2XSjJQMk - @jodymathcoach

#mathphoto16 #shapes Taken in Sheffield, U.K. t.co/fkTU88QpkA - @EJmaths

#lines leading to Whale Sharks!!!! #mathphoto16 t.co/MIC1P7HyVO - @buffalogal03

Forlorn #symmetry #mathphoto16 t.co/ALRCSWL8A6 - @mathinyourfeet

Gave 6 yo phone to get #symmetry pix for #mathphoto16. All reflection symmetry. @mathphoto16 #tmwyk t.co/jyH8DmZDFZ - @laura_wagenman

Join me in the #mathphoto16 challenge. This week is #symmetry t.co/GeUoEhEF9q - @jlj_librarian

#mathphoto16 #symmetry t.co/YrhvUVlZNs - @FCPAsecondGrade

#mathphoto16 #symmetry t.co/HzczeQpnaL - @MarieveProf

More Antique stores in Morris, Illinois. #symmetry #mathphoto16 @bstockus @RRElemMath t.co/mRn2vsRcLV - @mlgray1313

#mathphoto16 #symmetry What math might there be in this representation? t.co/wQCIWPNb3V - @mathxprt

#symmetry in the sky #mathphoto16 t.co/kniDj1ZQHy - @MathDenisNJ

Air conditioning for hot toes #scale #mathphoto16 t.co/QXfhIzV7We - @LizaDGoldberg

Great-grandma has been crocheting for many yrs. Here is her contribution to #mathphoto16 #qamtac16 t.co/TNq8t6LRTM - @ianallanthomson

#lines mark the end of the runway in Lukla #Nepal #mathphoto16 t.co/0QIevm65K0 - @sueinasp

Every letter except one exhibits #symmetry. Sadly, the tin was empty when I found it. #mathphoto16 t.co/aWA2Vfnijd - @nomad_penguin

My 11 daughter Mara meditating while at the cottage clear mind #zero #nothing #mathphoto16 @mathphoto16 t.co/pwz5T8uG1T - @sarahsanders33

#mathphoto16 #scale in the OBX t.co/ojfCHoC7rh - @pearse_margie

Symmetry! #mathphoto16 #symmetry t.co/ZUfvNrCJ0f - @MrsCombden

Morning spent at the allergist with my son - lots of #shapes to be seen. #mathphoto16 t.co/9Y8wn4s9A7 - @sarahsanders33

Mmmmmmm circles #shapes #mathphoto16 t.co/CYPKdQtUx2 - @Itfedz

#mathphoto16 #shapes, visiting Blackburn cathedral today. t.co/IPepY0La4F - @GoodReactions

My cat understands #zero = empty food bowls #mathphoto16 @mathphoto16 t.co/8tGifldu5Q - @charylhills

#symmetry 1/2 Evening walk to spot some symmetry in nature. Reflection and rotation. #mathphoto16 t.co/dclQYb3AcM - @takepi21

@mathphoto16 Here's what we've found.....so far!! #mathphoto16 #symmetry Where's yours @mrfiege t.co/ijaEVsBWPT - @WendyMymryk

So many beautiful #multiples in Montjuïc, Barcelona #spain #mathphoto16 t.co/hnnTNAHJRy - @mskquez

Week 5: Units... oz, tsp, scoops #mathphoto17 t.co/UN4uYNMBX0 - @MsHaughs

An artists interpretation of Week 4 #line #mathphoto17 @MsHaughs t.co/Ra4t3i5AV0 - @Cre8ingArtNC14

Coffee shop #units of measurement and cost for Week 5 #mathphoto17 ☕️💲 t.co/gynvUneCtp - @UC_SERC

A bit of a twist on symmetry? #mathphoto16 #MTBoS t.co/Efe2aZ73Nb - @Jason_Loke

#mathphoto16 and #symmetry Week 1 t.co/yN4jC6vPd9 t.co/2rbItQtgSW - @pamjwilson

Love the forest .#lines #mathphoto17 t.co/LqXJQmQl0j - @amcfenn

Color your world! #units #mathphoto17 #crayolaexperience t.co/vcQArk7bmL - @anndurham13

@carloliwitter @SuMACzanne @jnovakowski38 @davidwees @nomad_penguin @mathinyourfeet @GlobalMathDept @Trianglemancsd… t.co/pRxMKlwnCq - @martinsean

#lines @sciencemuseummn #mathphoto17 t.co/F26kKQE6N8 - @laura_wagenman

Home decor #mathphoto16 #symmetry t.co/F47LhD8ekO - @ungermath

#Lines at the New York City AIDS Memorial! #mathphoto17 t.co/6L2vkUGrxi - @bkdidact