Virtual Maker Hour with Stemtastic: CSI

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Program Type:


Age Group:

Children , Tweens
Registration for this event is no longer open.
Allowed Ages: 7 years to 12 years

Program Description



Practice the power of observation after watching a short online video, make invisible ink, observe our fingerprints, extract DNA from a piece of fruit and attempt to solve a real mystery!

Materials Needed:

  • one lemon or small amount of lemon juice
  • one small paint brush
  • one plain piece of white paper
  • a pencil
  • scotch tape
  • a teaspoon of flour or other another powder
  • ink pad (optional)

Optional materials for DNA testing:

  • rubbing alcohol(placed in the freezer one hour before class)
  • 3 plastic cups, or clear glass
  • pinch of salt
  • 1ml. of dish soap
  • coffee filter
  • rubber band
  • plastic ziploc bag
  • piece of fruit


The Library makes no warranties and/or representations concerning virtual and in-person programs. Your decision to participate in the programs is an express consent on your part to waive any and all claims against the Library which may result from said participation and hereby release and discharge the Jericho Public Library from any and all liabilities.

Jericho Public Library strives to create respectful and family-friendly experiences both in-person and virtually using Zoom. Please do not share any Zoom links. You must be registered to be admitted to the Zoom programs. In order to facilitate presentations, a library staff member will co-host. The host may or may not, at their discretion, enable visual and chat participation. We ask that all participants in library programs be mindful and polite. Guests who are disruptive or otherwise do not conduct themselves in a respectful manner may be removed from the program.

When using a PC for a virtual program, you will need to download Zoom software before the program begins. When using a mobile device, please download the Zoom app on your device and create your own Zoom account for easiest convenience.

We thank you in advance for your courtesy.