When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the compositi...
Learn how to care for brine shrimp. Students build a brine shrimp hatchery of their own design and analyze their effectiveness through hatch rates and...
Don’t let the wacky, colorful characters of this manipulative set fool you. Even though they look fun (and they are), students will learn some serious...
When minerals, rocks, and fossils cannot be accurately identified by macroscopic observation and testing, thin section slides can reveal the compositi...
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