Digital Metal Detector with Headphones Series_100° junior scientists can test their

junior scientists can test their hand-eye coordination and learn basic circuitry principles by building a simple maze game using a bendable wire

but requires modification of the tripod base

The two included Plossl eyepieces (26

easy-to-use refractor designed for beginners and young explorers

Digital Metal Detector with Headphones Series_100° junior scientists can test theirFeatures Detector finds precious metals buried up to 8 inches below the surface Seven different tone alerts identify types of hidden metals Large LCD screen provides information on depth and metal type and allows users to adjust sensitivity Pinpoint function helps narrow down where to dig Coil is water resistant so users can search shallow puddles and damp areas Padded arm cuff and adjustable length add comfort while searching Headphones included (2)