4M Kidzlabs: Spy Science / Alert This fun Spy Science fingerprint kit can your baby look like a real detective. Who, for example, ate the last cookie? You can find the culprit with this set! Based on index cards, you create your own database. You learn how to find a special thanks to dust powder invisible fingerprints and how to identify their owners. Moreover, the kit includes a personal detective identity. Just paste your photo and fill in your personal details and you can like detective work. The dimensions of the box are 17 by 22 by 6 cm. Suitable for children 8 years and older. Set includes 10 index cards, stamp pad, magnifying glass, 20 stickers for fingerprints, brush in a plastic box. With detailed instructions.