Golden Thumb Parenting Tips [139]

Ongoing stories of Grace

拇指 muzhi.com
3 min readMay 18, 2020

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Grace works on parabola.

She tries to calculate the coordinates of answer points. But they do look quite right in her first try — two straight lines?

After we review Pythagorean theorem together, she gets what she deserves.

Grace conquers Problem 2 of Contest02.

Grace will crack the equation for Problem 2 of Contest02.

Grace solved an equation with two √ signs

and got her perfect ellipse.

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