DAVID STECKLER · COMPUTER SCIENCE

Learn to think
for yourself.

Build something. Run it. Notice what happened.
Use what you learn to decide your next move.

Start Python

New here? Your first drawing starts with three lines.

FOUR STEPS TO PRACTICE

Practice these in every challenge.

Why think for yourself?
01

Focus your energy

Choose one thing to work toward. Give it your attention.

02

Guard your time

Notice what pulls you away. Make room for the work you chose.

03

Train your mind

Stay with a difficult question. Try something and study the result.

04

Think for yourself

Use evidence. Explain your choice. Change your mind when you learn more.

Use My thinking during a lesson to keep your goal, attempts, and observations together. Notes stay on this device.

YOUR LEARNING PATHS

Choose a place to begin.

START HERE · BEGINNER

Python course

Make a working example. Solve a challenge. Create something of your own.

15 activities
BEGINNER · EXPLORE

How computers store ideas

Flip bits, decode messages, and build pictures from data.

10 connected lessons Binary & information
START ANYWHERE · THINKING

Think for Yourself

Examine evidence, question a crowd, and practice making your own judgment.

An interactive lesson Ideas & evidence

PUT IT INTO PRACTICE

Find your next challenge.