This 12 block kit looks at evolutionary milestones found in the Animal Kingdom. Specimens are preserved and encased in clear resin material and can be observed from every side to see details. Specimens include: paramecium (Paramecium caudatum), sea anemone (Haliplanella luciae), tapeworm (Taenia solium), roundworm (Ascaris lumbricoides), leech (Whitmania pigra), cuttlefish (Euprymna berryi), scorpion (Buthus martensii), tiger barb (Puntius tetrazona), frog (Rana limnocharis), turtle (Trachemys scripta), bird (Zosterops japonicus), and mouse (Mus musculus). Teacher information guide, fact sheets, student activity sheets, and answer keys are included. Size of product is 13½ x 10½ x 1½".