Washington School Collection, Student Collection Includes rock-forming minerals, ore-forming minerals, industrial minerals, and igneous, sedimentary and metamorphic rocks.

these unique 24 inflatable balls provide an excellent way for children to practice math facts and concepts through play. also great for organized classroom activity!

spanish version these unique 24 " inflatable balls provide an excellent way for children to practice math facts and concepts through play. also great for organized classroom ...

your money clever catch ball provides an excellent way for children grades 1 through 5 to learn about money and how to use it. there are 102 facts included. clever catch can be ...

Rock Study Kit\nA great introductory kit for studying the basic rock types. Includes five each of igneous, sedimentary and metamorphic rocks, activity guide, and magnifying glass.

These colorful 24 inch vinyl balls are an excellent way for children to build math skills. Each one has various problems, facts, and illustrations.

These unique 24 inflatable balls provide an excellent way for children to practice math facts and concepts through play. Also great for organized classroom activity!

3005 General Fossil Collection A selection of 15 numbered fossils to illustrate the major life forms present throughout geologic history.

24 specimens 1 1/4"" including six each of the following: rock-forming minerals igneous sedimentary and metamorphic rocks. also includes a study guide.

colorful 24" vinyl balls, an excellent way for children to build math skills.

An excellent reference collection and a valuable aid in identifying and comparing common rocks and minerals. 15 specimens approximately 5/8 in.

colorful 24" vinyl balls, an excellent way for children to build math skills.

50 specimens approximately 1 1/2". Includes industrial minerals, gem-type minerals, rock-forming minerals and igneous, sedimentary and metamorphic rocks plus Study Guide.

Introductory Rock Collection; Primary presentation of the basic rock type

Authentic Specimens Packaged for Educational Display & Study -- The Rock & Mineral Specimen Set contains 36 rocks from igneous, sedimentary and metamorphic groups and 64 ...