Rocks, Gems & Geodes Ages 4 & Up Mason teaches tennis at the

Mason teaches tennis at the Cloverleaf Corners Youth Center

and now even more versatility with our exclusive

you’ll investigate all six classic simple machines — wheels and axles

creations all your own

Rocks, Gems & Geodes Ages 4 & Up Mason teaches tennis at theKids will dig the world of earth science and geology! Kick start your very own rock collection with the 36 stones, then use the included crystal powder and mold to grow your own geode formation. Collect rocks and conduct experiments, such as a scratch test and float test, to discover their hidden properties. The fun doesn't stop there You'll even learn how to make your very own rock tumbler. Use the fact filled book to keep exploring the world around