Erica Posthuma

HS Chem Teacher, #AMTA, ACS Fellow & Associate Editor for ChemEdX. #modchem #sbg 👩🏻‍🔬she/her

[Erica Posthuma @eposthuma]

One of my students made this template for everyone in our class ❤️ #ochem #chemed

[Erica Posthuma @eposthuma]

One of my O chem students used @molview to create art with molecules

[Erica Posthuma @eposthuma]

Chemistry educators have been using Johnstone's Triangle for decades when designing lessons - learn about this new update to the triangle in the article from Nina Hike. https://t.co/KebMlnhjgO

[Erica Posthuma @eposthuma]

Incorporating Indigenous Perspectives with Chemistry Lessons - an article by Yvonne Clifford 
https://t.co/FmxuFjPIwN

[Erica Posthuma @eposthuma]

Check out these new updates from AP Teach and ChemEd X! https://t.co/stI5RIubBR

[Erica Posthuma @eposthuma]

Happy National Chemistry Week! Check out this new post from @pchemstud https://t.co/bqqIdGnqfE

[Erica Posthuma @eposthuma]

I love the #CER #chemEd community with Al D Hyde and the Keytones at #BCCE2024

[Erica Posthuma @eposthuma]

When #APChemistry royalty takes the dance floor. ❤️ @AmandaHoran8 @mrfarabaugh

[Erica Posthuma @eposthuma]

Found this gem at #bcce24

[Erica Posthuma @eposthuma]

Modeling at #bcce2024

How many electrons are present in the air?

[Erica Posthuma @eposthuma]

Amazing class today with Dr Greg Smith at @NewfieldsToday on the interface of art and science

[Erica Posthuma @eposthuma]

Hot dog heaven, south Florida. Saw it and knew @KarenKilgariff needed to see this.

[Erica Posthuma @eposthuma]

One of my students created this work of art.

[ChemEd Xchange @ChemEdX]

Have a 3D printer? Make some 3D printed models of various carbon allotropes! https://t.co/jMhNNt8qx7

[ChemEd Xchange @ChemEdX]

This initial study outlines the effect on the colour of anthocyanin-containing solutions when mixed with caffeine. There is great potential for series of open-ended experiments for students to investigate. https://t.co/Hx5YbG57Pp

[Erica Posthuma @eposthuma]

My student has thoughts on Maxwell-Boltzmann distributions.

[Erica Posthuma @eposthuma]

When the sales clerk from ⁦@lecreuset⁩ knows you have an obsession with their cookware so she calls you when they get new merchandise… 🧡💙💛❤️

[Erica Posthuma @eposthuma]

@aserkin @FlinnScientific Not sure what @FlinnScientific will say but I don’t use their supplies for consumption bc it isn’t food grade. Oddly enough our art department had a supplier.

[Amy Roediger☮️ @AmyRoediger]

When the chemistry teacher gets room 602 #IYKYK

[Erica Posthuma @eposthuma]

New laptop sticker #ssdgm