Bộ đồ chơi thuyền hơi nước thí nghiệm vật lý khoa học

Description: Creative DIY heat steam candle powered speed boat model toy，let children to have a hands-on experience Model building kits, science experimental physics learning toy & Train your children observation capability, thinking and analytical skills A great DIY educational toy for kids and student to have the sense of achievement and learning knowledge in the fun play process Assembled Size：（L*W）Approx. 15x9x6cm/ 5.90x3.54x2.36 inch Material：Wood Color: As Picture Show Please assemble the boat model as the pictures shows Learning physics knowledge points 1.Driving force Conversion 2.Steam driving force 3.Action and reaction Package Includes: 1 Set DIY Steam Boat Building Kits Toy Note: Since the size above is measured by hand, the size of the actual item you received could be slightly different from the size above. This product contains small parts，do not eat in order to avoid danger suffocation，not suitable for children under the age of 3.