This science kits are designed for children education. It's an educational toy set which is great for kids training their hand-on skills and creativity. it is able to inspire boys and girls to love science and build their self-confidence. Features -Color:Assorted Color -Material: Wood -Size:13.60X8.10X8.10cm/5.34X3.18X3.18in -This toy kit is very well-made of high-class wood, precision cutting. It generates power in sunlight without a battery. -Children can safely play with sets of exposure to harmful chemicals or dyes. -It will be good for children hand and brain development, the relationship between parents and children. -It can be a birthday, Christmas or home decor for boys, girls, boyfriends, dad, . -Very suitable for school-age boys and girls, and aims to lay the foundation for the growth of boys and girls' intelligence and stimulate their practical ability and problem-solving ability. Package list: 3 x set of Kids Science Experiment Projects