Golden Stories

Pulleys made by kids of grade 4 ~ 8

Pulleys made by kids of grade 4 ~ 8 When you (or your kids) try to make or build something, your brain starts sketching, designing, planning, calculating and reasoning immediately. Down the roa...

Tank made by Peter, grade 7. No image used, pure coding result.

Tank implemented by Peter, grade 7 - YouTube Peter uses the same trick learned from his pulley project to make his tank's wheels spin.

Tank made by Lambert, grade 6. No image used, pure coding result.

Lambert, grade 6, made a "crazy" tank It's not finished yet. Lambert will keep polishing his tank.

Tank made by Felix, grade 5. No image used, pure coding result.

Version 2 of the moving tank by Felix, grade 5 Felix got his first Mac this summer, grade 4 at that time, and started "learn by doing on Mac". He had no coding experience before but now enjoys making thin...

Just got an audio book. Now I have both Elon and Steve.

Marius, grade 3, is working on ellipse equation.
https://youtu.be/GCjMayGHssw

Marius is working on ellipse equation.

The 50th YouTube video, Golden Ladder 0043, of Golden Thumb.

Golden Ladder 0043 - Draw a parallel through a point outside the given line

My new mbp2020 64GB is about 15 times faster making iMovie than my 8 years old mbp2012 8GB.

Ethan, grade 4, drew a elliptical flower.

Grace, grade 6, solved an equation with two √ signs and got her perfect ellipse.

Lucas, grade 3, asks "can we do the same for the other (ellipse) problem?" after he solves the parabola equation. So he'll face an new equation with 2 square root signs.

Marius, grade 3, is playing with sequence of integers and cubes.

Grace, grade 6, is working on an ellipse equation.

Andy, grade 6, did a good job in calculating the lowest answer point of parabola. /:rose

Felix, grade 4, got his first iOS app out.

Published Golden Ladder 2101 ~ 2015, five YouTube videos about how to create a Chinese Chess in Eclipse.

Golden Ladder 2101 - CChess01 in Eclipse Printing out an empty Chinese Chess board on console https://medium.com//school-java-project-chinese-chess-1-a42b146f7fe1?source=friends_link&sk=...

Peter, grade 6, is a master of Emoji.

To speed up producing YouTube videos, I need a new weapon. It's on the road ...

Lucas, grade 3, is the only one letting "egg" stand up. He also builds an army.

Today belongs to Angie, the brave 7th grade girl who conquers PARABOLA with her great solution. /:rose

pre-class Homework: A+ /::D
in-class Performance: A+ /::D

~ Hw: fill the upper space to show the trend of our parabola for Problem 1 of Contest02 in contest02-ios

The same geometric problem in the eyes and hands of twin brother Marius and Lucas, both in grade 3.

Like his twin brother Marius, Lucas loves the Statue of Liberty too.

The 10th birthday gift of grade 4 Felix: Designed for those who defy limits and change the world

Peter, grade 6, solves equation √((x + b)^2 + y^2) = 2a - √((x - b)^2 + y^2) and gets his ellipse in Xcode. He is so excited. So am I.

I encouraged Lambert to send me a sentence each day.

Marius is working on an ellipse math problem now.

The math kid Marius, grade 3, surprised me with his arts two days after I let him know the online whiteboard sketchpad and autodraw.

Grace, grade 6, who won the 3rd place of a Chicago math contest a few months ago, is working on drawing parabola on paper and in Xcode.