My First Lab Prepared Slide Sets - Blood & Guts and Edible Plants &ndash; 2 Pack, 5 Slides per pack, STEM Learning Prepare Slide Combo Set  This set includes 10 professionally stained and mounted prepared slides. Mounting  Each slide is mounted with cedar wood oil and cover glass to protect your specimens. Labeled  Each slide is labeled and numbered for easy identification. Glass Slides  All prepared slides are mounted on water white glass suitable for clear viewing. Blood & Guts  Examine your insides up close! Set includes - Stomach, Heart, Blood, Kidney, and Brain samples. Incredible Edible Plants  See what makes up some of the food you eat! Set includes  Onion Roots, Corn Stem, Tomato Leaf, and Carrot Root.