Gund "Tinkle, Crinkle, Rattle & Squeak"

A fabulous, fun way for tomorrow's geologists to learn about rocks and the minerals that form them, experimenting with the chemistry of crystals and the geological science behind rock formation.Includes 18 hands-on projects and investigationsGrow three chemically different types of crystalsTest and identify minerals' chemical and physical propertiesLearn how the three main categories of rock - igneous, sedimentary, and metamorphic - are formed, altered ...

78% Cotton, 20% Polyester, 2% Spandex

Leather and mesh upper

Easy hook-and-loop closure

Mesh linings for breathability

Size: Small (Fits most sizes 4-6), Medium (Fits most sizes 7-8), Large (Fits most sizes 10-12)

Includes: Jumpsuit, detachable belt buckle and character mask.

Footwear not included.