#CSFORALL
Our 1:30 PM Code Explorers session at Dayton’s Bluff Library on Saturday, November 7 is now FULL, so we opened a second session earlier that same day. Spots are available!

👉 Register for the early session here:
buff.ly/uy9lf5U

#MNTech #STEMEducation #YouthCoding #CodeExplorers #CSforAll
November 3, 2026 at 2:01 PM
Pathfinding, made visible: random walk, wall following, greedy search, BFS and A* race the same maze. Kids can build a bot from cards or write one in JavaScript.

Free, no account.

https://schoolhouse.space/arena

Which bot would your class bet on?

#CSforAll #STEM
Algorithm Arena — pathfinding bot races · Schoolhouse
Free and login-free: watch random walk, wall following, greedy search, BFS and A* race through mazes, build a bot from cards or write one in JavaScript, and run a class tournament on one screen.
schoolhouse.space
November 3, 2026 at 11:10 AM
A complete 45-minute algorithms lesson for grades 3-5: teacher guide, timing, materials, exit ticket and a family letter.

Print and teach. No devices, no account.

https://schoolhouse.space/free-lesson

Which part do you usually have to build yourself?

#CSforAll #Elementary
Free Lesson Plan — Algorithms for Grades 3-5 · Schoolhouse
A complete, print-and-teach 45-minute computer science lesson for grades 3-5 — teacher guide, timing, materials, exit ticket, and family letter included. No devices needed.
schoolhouse.space
October 27, 2026 at 10:04 AM
Grading written answers? 🔑

Tap "Show answer key" on an interactive worksheet and the sample answer appears under each question, right next to what was typed.

🔗 techsheets.dev

#EdTech #CSForAll
October 20, 2026 at 10:49 PM
POV: the K-2 worksheet checks itself ✅ Fill the blanks, sort it, tap "Check answers". 17 K-2 sheets are interactive so far.

🔗 techsheets.dev

#EdTech #CSForAll
October 18, 2026 at 11:03 PM
"Is this right?" ✅

K-2 interactive worksheets check themselves: fill-in-the-blanks and sorting get marked in one click, with a score.

Written answers stay yours to review.

🔗 techsheets.dev

#EdTech #CSForAll
October 17, 2026 at 3:03 PM
Our worksheets just went interactive ✏️ Answer on screen, autosave, one-click checking and the answer key a tap away. 68 so far, K-12.

🔗 techsheets.dev

#EdTech #CSForAll
October 15, 2026 at 2:47 PM
Three new things on TechSheets:

✏️ Interactive worksheets (68 so far)
📝 Request a worksheet
⭐ Premium is now $2.99/mo

🔗 techsheets.dev

#EdTech #CSForAll
October 15, 2026 at 2:46 PM
Our worksheets now work on screen ✏️

Type answers right in the browser. It autosaves, and the printable PDF is still one click away.

68 worksheets so far, K-12. Free with an account.

🔗 techsheets.dev

#EdTech #CSForAll
October 15, 2026 at 6:03 PM
In the 1970s, Lynn Conway co-developed the Mead–Conway approach to chip design, which changed how microchips are designed and taught.

Free worksheets for 3rd-12th, a word search, and a K-2 coloring sheet.

🔗 techsheets.dev

#ComputerScience #CSForAll
Lynn Conway — the Mead–Conway approach to chip design
Free worksheets for 3rd-12th, a word search, and a K-2 coloring sheet.
techsheets.dev
October 15, 2026 at 2:45 PM
Marconi sent a radio signal across the Atlantic in 1901, when physics said the earth's curve made it impossible.

That completes Web & Wireless: 5 innovators, 4 bands, 20 free worksheets. Signal to protocol, in order.

🔗 techsheets.dev

InternetHistory #CSForAll
September 25, 2026 at 9:01 PM
Marian Croak holds 200+ patents, many on voice over IP — moving calls off telephone circuits and onto the internet.

Unpopular inside a phone company at the time. Every video call your students make is downstream of it.

🔗 techsheets.dev

InternetHistory #CSForAll
September 24, 2026 at 3:02 PM
Hedy Lamarr — 1940s film star, and in 1942 co-patented frequency hopping to stop torpedo signals being jammed.

Spread-spectrum ideas from that family sit under Wi-Fi, Bluetooth and GPS today.

Free worksheets, all 4 bands.

🔗 techsheets.dev

#InternetHistory #CSForAll
September 23, 2026 at 3:02 PM
Students think the internet is a thing — cables, servers, a place. It's closer to an agreement about how to talk.

Vint Cerf co-designed TCP/IP: break it into packets, send by any route, reassemble at the end.

Free worksheets, all 4 bands.

🔗 techsheets.dev

InternetHistory #CSForAll
September 22, 2026 at 7:00 PM
There is still time to register and join CSTA GLA's first Chapter Meeting of the 2026-27 school year happening today, 9/22, from 5pm-6pm PT on Zoom! Register at tinyurl.com/cstagla260922 and come share what YOU learned this summer whether you are a member of CSTAGLA or not!! #CSforCA #CSforAll
September 22, 2026 at 5:27 PM
Fall is right around the corner — celebrate the season with some coding this Saturday! 🍂💻
Join Code Savvy tomorrow, September 19 for a FREE virtual Code Explorers session on Zoom!

👉 Register here:
buff.ly/NV2QNuj

#MNTech #STEMEducation #YouthCoding #CodeExplorers #CSforAll
September 18, 2026 at 1:01 PM
Hey teachers! 👋 Looking for a curriculum to bring computer science into your classroom?

Code Savvy has FREE lessons for K–12 educators!
✅ Access the free lessons here: buff.ly/vbGCrQD

#ComputerScienceEducation #CSforAll #K12Education #Teachers #EdTech
September 17, 2026 at 8:30 PM
Our windowless CS lab often feels cold and sterile.

Thanks to DonorsChoose, today I put up our first wall of fairy lights and fake plants. 🌿✨

Making a computer lab warm and inviting helps every student feel like they belong here.

#CSforAll #TeachersOfBluesky #CSEdu
September 14, 2026 at 7:51 PM
Excited by our Day 2 Wayground data!

Over 50% of my 168 students are total beginners.

Feel lucky the I get to introduce them to CS!

#NYCEDU #CSforAll #TeacherSky
September 12, 2026 at 5:26 PM
Teach algorithms without a screen! Try this simple paper & pencil drawing game to build critical thinking in any subject. #UnpluggedCoding #CSforAll #calmscs #edusky

techcoachjuarez.com/2025/06/18/u...
Unplugged Algorithms: A Pencil and Paper Path to Computational Thinking
Teach algorithmic thinking without technology by having students create precise, sequential instructions for a task. In a back-to-back partner game, one student verbally instructs the other on how …
techcoachjuarez.com
June 18, 2025 at 8:41 PM
Level up social studies with CS! From mapping explorers to guiding Mario, students use algorithms to solve real and virtual challenges. History, gaming, and critical thinking collide! #CSforAll #cvtechtalk #edusky

techcoachjuarez.com/2025/05/14/p...
Power Up Your Social Studies Lesson with Algorithms and Super Mario
History Meets CS: Students use algorithms to map explorers’ and gold seekers’ routes, integrating geography and computational thinking. Lesson Remix with Mario: Teachers kick off with a Super Mario…
techcoachjuarez.com
May 14, 2025 at 3:28 PM
🎉 I’m excited to be presenting at TIE 2025!
I’ll share “Charting the Path: South Dakota’s NEW K-8 Computer Science Standards” and how these updates impact teachers and students statewide.
Looking forward to connecting and learning with so many incredible educators! 🚀 #TIE25 #EdTech #CSforAll
April 26, 2025 at 6:59 PM