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In this activity, learners are challenged to design a planktonic organism that will neither float like a cork nor sink like a stone.

In this interactive activity, learners analyze seashells to explore phylogeny and evolution. Learners identify similar and dissimilar seashells to create a phylogenetic tree.

In this activity, learners will first learn the basics of galaxy classification and grouping.

In this activity, learners try to figure out who has their matching rock type by reading a description of their rock (no talking!).