Description It is a set of DIY balloon recoil boat toys, helping exercise your children practical ability, train your children observation capability, thinking and analytical skills. Bright colors will appeal to children and let them learn with happiness. It is made of quality plastic material, which is durable to use. Features -Color: Random color -Material: ABS -Size: 9.00X4.00X2.50cm/3.54X1.57X0.98in - Kids DIY scientific experiment toy, train your children observation capability, thinking and analytical skills. - Made of premium material, which is durable and lasting for use. - Exercise your children hands-on ability. - The product is simple and convenient to use. - Nice kids and students educational toy that you can have one and let your kids have a great fun from it.Package list: 1 x set of toys