Product name：Transmitter+Threaded nozzle
货号：KX1920-E Transmitter+Threaded nozzle
尺寸：Transmitter:56*34mm,Threaded nozzle:40MM*33MM
Weight：about50g
Material：Plastic accessories+五金配件
颜色：混色
是否"Use电池:否
装箱： 300pcs
Box gauge：600*450*550mm

Preface：

Today, with an increasing emphasis on children's education，Scientific enlightenment education has gradually become an important topic pursued and explored in the field of education nowadays。More and more teachers and parents are beginning to pay attention to cultivating children's scientific literacy from an early age，Help children develop good character and behavioral habits from the very beginning。Parent-child interactive handicrafts can enhance the quality of parent-child companionship，Improve parent-child relationships，The time we spend with our children，No mobile phone、ipad、Television，Only joy，Interaction and communication。 It can cultivate children's ability to solve problems by themselves when they encounter problems，Children should first see and experience the solution by themselves，Because this is how my parents and teachers solve problems while doing handicrafts。 It can develop children's imagination，In a child's world，Cars can fly in the sky、The sun can be green...... Play handicraftsDIY可以培养孩子的动手能力通过"Use不同的工具，The child's little hands got sufficient exercise。Brush、Pigment、Scissors、Hot-melt gun、Glue.....，Dare to try any tool，It is also developing different skills to a certain extent。 Boosting children's self-confidence during the process of handicrafts，Let's try every possible way together，Have experienced many failures，But it always succeeds，To a certain extent, it enhanced his self-confidence。 Cultivate children's concentration when they are exploring various tools and handicrafts，He is very focused，If there is no external disturbance，He can keep exploring。

Experimental purpose：

Used on water rockets，Transmitter:56*34mm,Threaded nozzle双层橡胶圈:40MM*33MM"Use28mmA bottle with a wide-mouthed mouth。

The water rocket is a toy designed based on the effect of mass ratio and air pressure，It is also one of the well-known cases in physics teaching，It can cultivate students' interest in learning physics，And the physical principles contained therein are an important foundation for understanding mechanics in physics。
Water rockets are also known as pneumatic water-jet rockets、Water-propelled rocket。It is to make a power cabin from discarded beverage bottles、Arrow body、Arrow、Rear wing、Parachute。