If you make a hole in a bottle of water, the water will leak (漏) out until the bottle is empty, right? Let’s put it to the test. ……

炫酷发明Bottle lock自行车水壶锁Take this bottle with you when you’re going out by bike. This is not just a bottle of water. It’s also a lock for a bicycle. A 1.5-meter-long lock hides (藏在) inside the bottle ……

Step1: Pour a small amount of water into the bottle and put on the lid (瓶盖).Step2: Shake until.... Step4: Open the bottle, light a match and drop it inside (it will go out once it touches the water ……

drink or water bottleHot waterMatchDo thisMake sure the bottle is clean insidePour about 3cm of very hot water into the bottlePut on the cap and swirl (旋转摇晃) the water around inside the bottle, wetting ……

有了这个瓶子，我们再也不怕细菌啦！You might take a water bottle to school every day. But you have to clean the bottle sometimes, right? If you don’t clean it, bacteria (细菌) can grow inside the bottle. This bottle can ……

) water or soft drink bottle Drinking straws with ridges (脊) that let them bend Pencil Marker (彩笔)Do thisPut about 2cm of water in the pan Put the pencil in the waterFill the bottle with water, bend ……

) water or soft drink bottle Drinking straws with ridges (脊) that let them bend Pencil Marker (彩笔)Do thisPut about 2cm of water in the pan Put the pencil in the waterFill the bottle with water, bend ……

IMAGINE buying a bottle of fruit juice without the trouble of finding a dustbin (垃圾箱) for the bottle afterwards. Imagine a bottle that was so tasty you could just eat it up once you had drunk up what ……

; Fill about 1/3 of your bottle with water. You can use any kind of bottle you like, as long as you can see the inside.1.  Fill about 1/3 of your bottle with water. You can use any kind of bottle ……

If you make a hole in a bottle of water, the water will leak (漏) outuntil the bottle is empty, right? Let’s put it to the test.You'll need:●2-liter plastic (塑料的) soft drink or water bottle,with cap ……

bottle is helpful. Fill it with water. Press the cap (盖子). Its filter (过滤器) can clean the water in 60 seconds (秒). Also, the bottle keeps water cool for 24 hours or hot for 12 hours.When we are outside ……

bubble tea drinks. B. How Checketts made her water bottle. B. How Checketts made her water bottle. C. How Checketts made her water bottle sweet.  C. How Checketts made her water ……

WHAT you’ll need: an empty plastic (塑料的) soda bottle.What to do: Cut the bottle in half. Fill the bottom-part half bottle with hot water halfway to the top. Turn the top-part half bottle upside down ……

WHAT you'll need: an empty plastic (塑料的) soda bottle.What to do: Cut the bottle in half. Fill the bottom-part half bottle with hot water halfway to the top. Turn the top-part half bottle upside down ……

温度计，你也可以做！温度计，你也可以做！ 1. Fill bottle with water and some coloring.1. Fill bottle with water and some...;t let straw rest on bottom.3. Water will rise above clay; let bottle sit at room temperature until ……