Secret Message Pen by Tobar can encourage children to write. The set contains special pens that write with invisible ink that can only be revealed under ultra-violet light. The set includes 2 pens as well as an ultra-violet torch that can be used to make the pen ink visible. Age 5 – 12 years Educational Benefits: encourages writing develops letter writing skills encourages reading for information develops social skills ignite an interest in spies and the history of spies
