Individuals can buy real spy gear for kids on Amazon.com. Some spy gears available are night goggles, invisible ink pens, spy watches and spy motion alarms.
The night goggles by SpinMaster on Amazon are suitable for children who are six to 11 years old. The blue tinted lenses and LED lights on these goggles allow children to see in the dark. Each pair of night goggles requires three AAA batteries to work.
Amazon also has the invisible ink pens by MukikiM. These pens are suitable for children who are six to 15 years old. These invisible ink pens allow kids to write secret messages that only people who know how to operate the pens can read.