You can observe the rainbow by sprinkling glass beads GB-0.2 on black paper. You can make a microscope by using the glass beads GB-2 as a lens and combining it with a PET bottle.
* It is a glass ball. There are no holes.
It can be confirmed by placing it on the palm or balance that the mass differs depending on the substance even if the volume is the same as that of a 3-year-old organism. Since the area of the bottom surface changes depending on how you hold it, you can check that the perceived mass differs depen... Read More
A large amount of smoke (fog) can be generated with the switch on the remote control. You can observe the flow of air by putting smoke in the air cannon. Smoke weighs about the same as air and does not collect underneath like dry ice.
* Replenisher is not included. * Smoke is harmless, but do not... Read More
Output (Smoke output) 85m 3 / min. Dimension (mm) 130×320×170 Mass (kg) 3.5 Tank Capacity (mL) 800 Power Supply AC100V 50/60Hz 800W
You can investigate the difference in melting point due to the difference in composition. It can also be used for materials such as low temperature solder and fuses.
When in contact with water, it is a polymer that absorbs hundreds of times its own weight and retains it for a long period of time. It is mainly used in a wide range of fields such as water-absorbing materials such as disposable diapers and water-retaining agents for agriculture and horticulture.... Read More
Capacity (g) Powder 200 Specification Moisture content: 7% or less Performance Water absorption capacity: 1000 times
We recommend wearing safety glasses as a safety measure for elementary and junior high school experiments. You can wear it even from the top of your glasses! Safety glasses with side shields that are useful for work that generates scattered objects.
Dimension (mm) 160×150×60 Material Polycarbonate Content Properties of aqueous solution Subject Science Conform Science Elementary School 6 years
It is a kit that can check stains such as sweat and red by utilizing the property of sensitively reacting with ninhydrin protein (amino acid), urea, and amines. Look for invisible sweat, such as handkerchiefs, socks, and shirts, and find out which parts of your clothes are the most sweaty.
A special activated carbon that is ideal for filtering water. Removes turbidity and foul odors from the water to make it clean. It also adsorbs and removes chlorine, ammonia, and impure organic substances.
A mysterious bead that swells 5 to 10 times when soaked in water. It changes to about 10 mm in diameter in about 30 minutes after soaking in water. When it dries, it returns to its original size and can be used many times.
● When current is applied, cooling or heating can be performed by the Peltier effect. If a temperature difference is applied to both sides, a current can be generated by the Seebeck effect.
Voltage (V) (Maximum terminal) 15.4 Lead Wire Length (mm) 300 Dimension (mm) 40×40×3.8 Maximum Current (A) 6 Output About 1.8V Waterproof Drip-proof finish
● Heating with an oven booster changes the size by a factor of about 1/3 and the thickness by a factor of about 5. ● High transparency, colorable with oily magic, and usable in a variety of applications.
A liquid that turns blue at room temperature and pink when warmed, allowing you to visually capture changes in temperature. When heated in a beaker or test tube, you can observe how the warmed part turns red and rises. It is very economical because it is diluted 25 times before use. In addition, ... Read More
Discoloration temperature (℃) Approximately 40 blue → pink Included Accessories Measuring cup (10mL)
After turning it over, turn it and drop it to bounce vigorously. A new fun toy that goes beyond the bouncy ball. When you drop a bouncy ball, it bounces to the height you dropped it, but ZeeBeez bounces above the height you dropped it. Why is that so? There is a secret in the shape !?
* Please be... Read More
● Semiconductor devices that can control heat generation and heat absorption by electric current. ● Environmentally friendly devices using lead-free Sn/Sb solder.
Waterproof Drip-proof finish Specification Maximum temperature difference 72 ° C
● Stirling engine kit This is an assembly kit that uses empty cans in the cylinder of FP. ● For the assembly kit, you can understand the principles of the Stirling engine. ● When the temperature of the hot water is adjusted well, it moves until the temperature of the hot water drops to about 50℃.
Mass (g) 39 Dimension (mm) 53 x 53 x 75 (when completed)
It is used to replenish floating aluminum balloons and film balloons with gas.
* S77-1255 Big balloons and ordinary rubber balloons do not inflate. * Not suitable for voice changers.