This kit studies the differences between REAL centipedes and millipedes. There is one specimen block included (6 1/2 x 3 x 1 in). Specimens are preserved and encased in clear resin material. They can be observed from every side to see details. Specimens include: centipede (Scolopendra subspinipes) and millipede (Spirobolus bungii). Teacher information guide, fact sheets, student activity sheet, and answer key are included.