Jon Heldmann

Mathematics Department Chair, Teacher, Volleyball Official, lifelong learner, husband & father

[Jon Heldmann @JonHeldmann]

@jennedehm No, not even close to the same thing 😎

[Jon Heldmann @JonHeldmann]

Ready for some awesome action #usavolleyball vs Brazil!

[Janice Schwarze @jschwarzeteach]

DGN faculty members are back learning and preparing for students tomorrow. #wearedgn

[Jon Heldmann @JonHeldmann]

@jennedehm @belladehmlow @NNHS_ShowChoirs So talented!

[Jon Heldmann @JonHeldmann]

Pics from last competition of 16-17. So proud of my beautiful girl! #justdance #ypac

[Jon Heldmann @JonHeldmann]

Happy 5th birthday to my awesome little man. Treats of his choice made with love by his mom. Love you Nathan!

[Jon Heldmann @JonHeldmann]

Go Redbirds!

[Jon Heldmann @JonHeldmann]

ISU bound! #backthebirds

[Jon Heldmann @JonHeldmann]

Blessed to be working for such a great principal & leader #ThankYouJanice. Happy principals appreciation day to all principals!!

[Jon Heldmann @JonHeldmann]

DGN Math exploring and networking through Google Communities PD #lifelonglearning

[Jon Heldmann @JonHeldmann]

@rodrusseau @jorech Thanks guys!

[Jon Heldmann @JonHeldmann]

Hello Twitter! #myfirstTweet