Vacation #mathphoto17! In Napa seeing #lines of vines! 🍷 t.co/gwJZjKZSMd - @mrsforest

Homemade orange peel candle #mathphoto17 #solids #summerscience t.co/0GJF9vT6ze - @anndurham13

Loving these Portuguese tiles in Lisbon #mathphoto17 t.co/VaOeWuQywz - @MmeStangolis

Wind twisters lying on the table #mathphoto17 t.co/qbF1EOC0KT - @Simon_Gregg

Geometric #solids in the garden patio #mathphoto17 t.co/eFfrESivT4 - @HthrLynnJ

House #units recreating a Mississippian village @CahokiaMounds visitor center museum #mathphoto17 t.co/zoDox8O3ou - @julietaSpace

Tile art! #units to make art in Málaga, Costa del Sol #mathphoto17 #MathInSpain t.co/Y2SU66KbOi - @MelissaSeco

Lines for #mathphoto17 golden threads by Lygia Pape at Met Breuer t.co/I5KP1bl1c4 - @PaulaKrieg

Chorus #lines t.co/TNuJQDWHE0 @oldtownschool #mathphoto17 t.co/di2nJ8wetV - @julietaSpace

Train #lines 😂😂😂 #mathphoto17 View from the Tacoma, WA Amtrak station. Pic from a friend. t.co/IdAvKM6zW1 - @mathinyourfeet

A scaled model of a Dodge Challenger on the dashboard of a Dodge Challenger. Bad photo, cool find. #mathphoto17 t.co/tinJkZ7AOG - @_b_p

#symmetry in the ancient cities of #jerash and #petra #mathphoto17 #indianajones :) t.co/draSHyWj13 - @anndurham13

#MathPhoto17 #tessellation tiling hexagons t.co/TCL02BJbP3 - @martinsean

#scale at Storm King #mathphoto17 t.co/bbdCezHogh - @mtrushkowsky

It took me until the last week to remember to post a photo for #mathphoto17. ☺️ #solids t.co/EVMTsx5VYE - @nomad_penguin

Honey comb! #MathPhoto17 hexagon #units #Spain t.co/uYZfuXAcb0 - @MelissaSeco

It's the final week of #mathphoto17 and we're going big, with geometric #solids! Share pics of 3D objects around yo… t.co/j02yXOLRNP - @carloliwitter

#mathphoto17 #estimation @MsHaughs 😂 t.co/hBFqcBHETS - @Cre8ingArtNC14

Here's my fav #tessellation 4 #mathphoto17--traditional brick tessellations. My dad was a bricklayer. He did beauti… t.co/RmSdpEsyLT - @RiversoMaria

#mathphoto17 #estimation How many origami stars in a quart jar? t.co/35ZvJmKhps - @MathByTori

Lotus #symmetry reflection @chicagobotanic #mathphoto17 t.co/HC946n8YGn - @julietaSpace

My daughter helped me find lots of tesselations at the Old Sugar Mill in Sacramento today! #MTBoS #MathPhoto17 t.co/LEinWmfok5 - @JessicaBorah

#symmetry in the city planning of #Canberra #mathphoto17 #mtbos #iteachmath #MathIsEverywhere #Australia t.co/gVWe20xA7Z - @daukmath

#mathphoto17 #reflections t.co/ONUxgjieXv - @normabgordon

#mathphoto17 #symmetry t.co/jbvEakgAeo - @pauline_bowles

Check out the #array s of windows on the Empire State Building #mathphoto17 t.co/4kgSm8fHhu - @carloliwitter

Rotation and reflection #symmetry on wings @ButterflyHse #mathphoto17 t.co/kR92pE1mTy - @julietaSpace

Math is EVERYWHERE at the furniture store! #mathphoto17 #MTBoS t.co/ANAoxVKlEq - @NicoleBridge1

On a different #scale - NM and CO #mathphoto17 t.co/272JhVZvuN - @mtrushkowsky

This amusement park Ferris wheel is an example of rotational #symmetry. #mathphoto17 t.co/bduaafq6Vf - @TheErickLee

I saw #symmetry in Alaska at Glacier National Park! #mathphoto17 #sd38learn t.co/cmcauZvPsO - @SusanCarrusca

Thinking of #scale today as we walked through the gates at Fushimi Inari Shrine in Kyoto, Japan #MathPhoto17 t.co/hbXLorrkoz - @jnovakowski38

Finding many examples of #tessallation with #hexagon here in Osaka, Japan #MathPhoto17 t.co/zvf76yKayx - @jnovakowski38

Singapore #lines at night #mathphoto17 @UC_SERC t.co/1X7zf2pjDJ - @Tml77Logan

#Eclipse2017 tree shadow #units on sidewalk #mathphoto17 t.co/QKHADyzLHf - @julietaSpace

Home from #PCMIsummer & back in @NCTM Swarthmore office. Took some photos to play: #MathPhoto17 #lines… t.co/jfmuAuiJbn - @SuMACzanne

#scale #mathphoto17 #MathIsEverywhere #mtbos #iteachmath #sydney t.co/oP0TJ6XjSD - @daukmath

Some #tessellations for #mathphoto17 Week 1. Big fan of M. C. Escher's work. t.co/2UOcF1fCEw - @RiversoMaria

Lots of math in the old cities of Poland #ocsb_math #mathphoto17 t.co/mEYtcNq1CK - @YKrawiecki

Kid #Lines #mathphoto17 t.co/nW6NvF1Nbf - @mathinyourfeet

Ceiling of the Art Gallery of WA #mathphoto17 #tesselation t.co/5dh4mD7UKg - @nomad_penguin

#Reflections all around us. #mathphoto17 t.co/jw7QJQkPSA - @mathinyourfeet

Spotted rotational #symmetry at Narita Airport, Tokyo #MathPhoto17 t.co/aV0Tkde24I - @jnovakowski38

Interesting #symmetry in this early 5 body, 10 branch coral. #mathyarns #mathphoto17 t.co/hZcJUgTOmk - @mathinyourfeet

Nature's beautiful #lines #mathphoto17 t.co/3aGuwGfAtp - @laura_wagenman

The ferry M/V Confederation to PEI has bilateral #symmetry. #mathphoto17 t.co/pieQgiEfDI - @TheErickLee

Thinking about #scale and ten frames as we shop for groceries this evening in Kyoto #MathPhoto17 t.co/YZYVriJWXh - @jnovakowski38

#symmetry at 12,270 feet - Ice Lake #mathphoto17 t.co/ckmur20jZb - @mtrushkowsky

Rotational #symmetry in autograph tree seed pod t.co/jV95ChMGY0 #mathphoto17 t.co/uzZhbFj50i - @julietaSpace

#symmetry is the focus of this week's #mathphoto17. Some pics of decor items. t.co/0jSzChOB2u - @RiversoMaria