AlSweigart

Software developer with an interest in programming education. I've written a few books that teaches coding to kids, and they're free to read online: http://inventwithpython.com

Joined October 9, 2011

United States

ID: 992544

Working On

I making several screencasts to teach programming in Scratch! They're available on http://inventwithscratch.com

Links

View on Scratch Followers Following

Starfield Jellyfish

12/14/2024

1917

595 views

beaubot - Face Generator

11/25/2024

170 views

Wormy Ball Animation

1/7/2024

4534

1,065 views

Sine wave experiments

12/30/2023

151 views

Line Following Algorithm

9/9/2022

4949

1,540 views

Shell Game (New and Improved!)

8/29/2022

2116

581 views

Meteor Dodge (New and Improved!)

8/29/2022

1410

293 views

Tron (New and Improved!)

8/29/2022

1715

303 views

Reverse Gravity (New and Improved!)

8/29/2022

281 views

Conga Line

8/29/2022

102 views

Daleks Game (New and Improved!)

8/27/2022

59 views

Rocket Robot

8/27/2022

87 views

Beetle Hop

8/27/2022

99 views

Ikaruga Cat (New and Improved!)

8/26/2022

75 views

Asteroid (New and Improved!)

8/26/2022

117 views

Bomberman Game (New and Improved!)

8/26/2022

1414

203 views

Memory Dino

8/26/2022

25 views

Jumping Cube Art 2

10/3/2021

7565

757 views

Jumping Cube Art

10/2/2021

5137

1,109 views

Keep the Bowls Filled

7/14/2021

3227

786 views

Cube Points

7/6/2021

3833

514 views

Pinwheel Spinning Animation

11/3/2020

3021

687 views

Difference between "set" and "change" code blocks

9/22/2020

4731

940 views

Ball Chase

9/2/2020

3222

629 views

Spikey Circle Animation

8/19/2020

4236

556 views

Following Eyes

8/1/2020

3226

398 views

Don't Push the Button (Scary Game)

12/17/2019

7765

3,515 views

Gear Train

11/27/2019

2918

923 views

Rotation, Revolution, and Orbital Distance

11/22/2019

1711

407 views

Hypnotic Spinning

11/7/2019

2015

321 views

Live Pythagorean Theorem Demo

11/7/2019

284 views

Colorful Swirls

9/8/2019

2620

474 views

Checker Board

9/5/2019

1416

1,292 views

Fireflies

3/20/2019

1510

415 views

Candle Flame Animation

11/29/2018

3219

677 views

Single Player Pong

9/30/2018

2014

902 views

Grow a Tree

7/26/2018

2521

831 views

Two-Key Race

7/20/2018

3322

908 views

Shark Game

6/7/2018

3027

1,894 views

Dots And Lines

10/18/2017

108

449 views

Typing Master

9/30/2017

2920

1,377 views

Hungry Hungry Kitties

8/6/2017

4847

1,414 views

Mimic

7/16/2017

1112

458 views

Flying through space

6/17/2017

2924

426 views

Coding with time and dates

6/17/2017

1112

378 views

Ikaruga Apple

2/12/2017

3828

2,229 views

Art Practice

2/8/2017

2219

540 views

HippoFarm remix

12/17/2016

158

475 views

Multi Paddle

10/29/2016

2623

562 views

Costume Center Demo

9/28/2016

2014

943 views

Fruit Slicer (v2, Scratch Programming Playground)

8/3/2016

149133

5,799 views

Direction Demo

8/3/2016

167 views

Snaaaaaake (v3, Scratch Programming Playground)

8/2/2016

3535

1,244 views

Snaaaaaake (v4, Scratch Programming Playground)

8/2/2016

588 views

Snaaaaaake (v2, Scratch Programming Playground)

8/2/2016

225 views

Snaaaaaake (v1, Scratch Programming Playground)-2

8/2/2016

3433

6,157 views

Advanced Platformer (Scratch Programming Playground)

8/2/2016

221199

11,635 views

Maze (v4, Scratch Programming Playground)

8/2/2016

1010

509 views

Maze (v3, Scratch Programming Playground)

8/2/2016

1913

466 views

Maze (v2, Scratch Programming Playground)

8/2/2016

1112

198 views

Maze (v1, Scratch Programming Playground)

8/2/2016

168133

11,777 views

Rainbow Lines (v3, Scratch Programming Playground)

8/2/2016

233 views

Rainbow Lines (v2, Scratch Programming Playground)

8/2/2016

69 views

Rainbow Lines (v1, Scratch Programming Playground)

8/2/2016

8466

7,137 views

Fruit Slicer (v3, Scratch Programming Playground)

8/2/2016

2420

767 views

Fruit Slicer (v1, Scratch Programming Playground)

8/2/2016

6350

6,469 views

Brick Breaker (v2, Scratch Programming Playground)

8/2/2016

3126

1,157 views

Brick Breaker (v1, Scratch Programming Playground)

8/2/2016

3625

5,331 views

Basketball (v3, Scratch Programming Playground)

8/2/2016

1819

578 views

Basketball (v2, Scratch Programming Playground)

8/2/2016

911

268 views

Basketball (v1, Scratch Programming Playground)

8/2/2016

6455

6,449 views

Asteroids (v1, Scratch Programming Playground)

8/2/2016

2925

5,245 views

Asteroids (v2, Scratch Programming Playground)

8/2/2016

74 views

Asteroids (v3, Scratch Programming Playground)

8/2/2016

270 views

Keyboard Demo

7/10/2016

119 views

Gravity vs Constant Fall

6/20/2016

109

354 views

Minecraft Multiplication Practice

4/7/2016

7969

3,859 views

Line Wheel

3/23/2016

3222

794 views

Rotation Styles Example

12/15/2015

3426

901 views

Apple Collect!

10/28/2015

6655

1,891 views

Animated Sierpinski Triangle

10/16/2015

139

341 views

Fruit Ninja clone

10/7/2015

9084

2,378 views

Snake

10/2/2015

2020

816 views

Sierpinski's Game

10/1/2015

364 views

Archery

9/26/2015

2921

864 views

Cloud Variable Voting Demo

7/26/2015

3829

1,607 views

Asteroids

3/10/2015

8674

7,252 views

Line Drawing 2

2/3/2015

7770

3,404 views

Dice Math Battle

2/2/2015

5246

2,297 views

Burger Maker

11/19/2014

4334

1,334 views

Maze Maker

7/30/2014

432372

45,713 views

How to Load Screenshots into Scratch

7/30/2014

6254

7,173 views

Line Drawing

7/7/2014

6756

2,225 views

Basic Movement

6/29/2014

117

1,021 views

Hide vs 100% Ghost Effect

6/26/2014

2517

911 views

Clone Blocks Trippy Example

6/26/2014

279 views

Hey Cat

6/20/2014

8272

1,367 views

Stack Data Structure Demo

2/4/2014

3127

1,641 views

Maze Generator (Recursive Backtracking Algorithm)

2/1/2014

238205

11,478 views

Simplified Crazy Orb Rocket Robot Game

12/28/2013

8681

4,318 views

Arkanoid

11/29/2013

5139

5,397 views

Frog Hop

11/9/2013

11296

6,296 views

Directions

10/4/2013

530 views

Lights Out Hacking Game

9/28/2013

147125

11,381 views

Clone Blocks Example

9/22/2013

2316

987 views

Ants on a Grid

9/21/2013

322 views

What is Pi?

9/19/2013

378 views

Programmable LED Board (Base)

9/17/2013

1820

1,322 views

Line of Sight Algorithm Demo

9/14/2013

2624

1,348 views

Mouse Cursor Demo

9/9/2013

330 views

Shell Game

8/21/2013

110103

6,483 views

Ghostbusters Game

8/21/2013

147134

10,405 views

Basketball Game

8/20/2013

378321

42,265 views

Meteor Dodge Game

8/20/2013

232209

23,204 views

Tron Game

8/20/2013

115104

12,374 views

Memory Gobos Game

8/20/2013

2422

2,023 views

Pinwheel Demo

8/20/2013

5647

3,443 views

Block Breakerz Game

8/20/2013

6864

8,063 views

Maze Game

8/20/2013

129909911

1,552,735 views

Whack a Cat Game

8/20/2013

272257

18,149 views

Simon Game

8/20/2013

2125

2,266 views

Bomberman Game

8/20/2013

158132

12,237 views

Reverse Gravity Game

8/20/2013

5449

5,418 views

Daleks Game

8/20/2013

5544

4,657 views

Boomerang Game

8/20/2013

5151

5,307 views

Double Jump Demo

8/20/2013

202183

16,446 views

Color Space Shield

7/22/2013

226 views

Catworm Demo

10/13/2012

6352

4,104 views

catjump-al

6/2/2012

268 views

Tic Tac Toe, Human vs. Computer

4/13/2012

9784

5,344 views

KittenMaze

4/7/2012

2422

611 views