LushGro Beginner's Hydroponic Kit comes with all abovementioned items in a compact growing trough for learn- ing. Ideal for hands-on learning of fundamental hydroponic concepts.They come in 2 sizes: 4 hole kit ($35) and 6 hole kit ($50). This hydroponisc hobby kit for beginners consists of 8 items:(1) One Nutrient Solution Tank(2) One Planting Board/Tank Lid (4-6 holes)(3) One Slab of Seed Germination Sponge(4) One Packet of LECA balls to support plants in the pot(5) One Packet of Hydro Pots (5-7 units)(6) One Packet of Sample Seeds(7) One Package LUSHGro-HYDRO Nutrient Solution A/B Formulation 250 ml set(8) One Sheet of Instruction Manual