The static-cling decals come in a 4-pack and cost under $7. Placed on the outside of your windows, the decals—which come in various shapes—look like frosted or etched glass.

Products like panel blinds offer complete privacy, while decorative window decals only distort visibility. ... You can also order a static cling, non-adhesive film on Amazon.

Entrepreneur: Greyson MacLean, 13, creator of BrickStix, static-cling decals and stickers for embellishing plastic building blocks such as Lego and Mega Bloks. "Aha" moment: MacLean, who has built ...