The National Geographic Science Series Sensory Science Kit is a one-stop science pack with more than 12 awesome activities and 6 varieties of slime, putty, and play sand! This kit is great for families that like to play together, and the detailed learning guide provides plenty of science so is also perfect as part of home school curriculum. Explore the incredible textures and behaviors of slime, putty, and play sand while encouraging creative, imaginative play! Our natural play sand comes with 6 sand molds and a convenient play tray. It won't dry out, so there is endless amounts of time for imaginative play. The National Geographic Explorer Science Series Sensory Science Kit is a one-stop science pack with awesome slimes, putty, and play sand. This science set includes one pound of natural play sand, 6 sand molds and a convenient play tray. It won't dry out, meaning there’s no end to the amount of imaginative fun you can have. Hydrophobic sand comes in the kit too, and it’s an incredible sand to conduct experiments with since it never gets wet, the snotty slime and liquid slime come pre-made, so are ready to play right out of the box. A one-stop science pack with awesome slimes, putty, and play sand Includes 2 sand kits, two slime kits and a colour changing putty. Easy-to-follow instructions also include several slime recipes you can make at home with common household items. The detailed learning guide provides insight into the science at work in the kit. The Sensory Science Kit is great for families that like to play together Includes 1 x Play Sand Kit, 1 x Hydrophobic Sand Kit, 1 x Snotty Slime, 1 x Liquid Slime, 1 x Colour Changing Putty and 1 x Learning guide with slime recipes. Approximate dimensions: 29 x 23 x 9 cm. Suitable for age 8 years +