David Leis

[Dr. Ron Hattar @RonHattar]

It was a wonderful retreat to close the 2017-18 school year for the @YorktownCSD administrators. It was a great day of self-study and reflection.

[Dr. Ron Hattar @RonHattar]

Looking forward to presenting ESTEAM and @YorktownCSD 2018-19 budget tomorrow evening at 6:30 pm at Crompond School.

[Lisa O'Shea @YCSDloshea]

Great day spent with wonderful new additions to YCSD!! https://t.co/Xi7PHqTMT8

[David Leis @dleis1]

Hi I am in on tonight's chat. Looking forward to seeing what people have to say #k12prchat