Uxcell Soldering Practice Board 1 Set Electronics Kit PCB Board DIY Welding Circuit LED Rotating Windmill SMT/SMD 5V

Specifications: Color: Silver Material: Stainless Steel Model: 50 hole Hole Diameter: 13mm Fit for: 10-13mm tubes Size: 160x84x95mm / 6.3x3.3x3.74 inch (L*W*H) Package Contents: 1 x Tube Rack

Learning Resources Ready Set Move fun exercise set takes active learning to a whole new level. Stand on the colored circle mats and roll the jumbo cubes to see which exercise to do-and how many times. Use this versatile activity set to create student groups or encourage student response as you roll the color cube and call on students. Includes 25 10 inch foam circle mats in 5 colors 3 inflatable 5 inch cubes depicting exercises colors numbers and activity guide. Ages 4 and up.

This is for one binoculars. This is a wonderful way to brighten up any swing set. The colors available are Green blue red yellow and pink.

These test tubes are perfect for the storage of candy bath salt spices beads powder and liquids; They can also be used in science experiments party decorations wedding decorations classroom lab supplies and more Advantage Made of PS plastic which is durable and not easy to break the polished surface gives it a high degree of transparency you can clearly see what s inside and it can perfectly display your decorations at parties and weddings. Comes with cork stoppers that provide a good seal easy to open and close good sealing performance it will not leak when even storing liquids. Instruction Our plastic test tubes serve many purposes and can be used for party decorations candy or bead storage bath salt containers as well as lab use. They provide a convenient way to store and transport small items while keeping them organized and easily accessible. Notice Please avoid exposing them to extreme temperatures or chemicals that may cause damage or deformation.

GSC International 4-90975 Prism Acrylic Equilateral Prism 25mm face x 75mm length. Optically Clear. These prisms are made of optically-clear acrylic. They have an equilateral triangle shape and are boxed individually. Each side of the equilateral-triangle-face is 25mm. This prism is 75mm long. The equilateral prism serves as a practical and visual tool for teaching fundamental optics concepts helping students better grasp the behavior of light. The prism is most famously used to show how white light can be split into its component colors a phenomenon known as dispersion. When light passes through the prism it bends (refracts) due to the change in medium and different wavelengths of light bend by different amounts. This spreads the light out into a spectrum of colors demonstrating how visible light is composed of various wavelengths. The equal angles of an equilateral prism ensure that the light paths through it are predictable which simplifies the analysis of refraction and reflection in demonstrations. This makes it easier to teach concepts like angle of deviation and minimum deviation. The symmetry of the prism makes it easier to understand and calculate the bending of light at both the entry and exit points. This consistency helps reinforce the idea that the angle of refraction depends on the angle of incidence and the material’s refractive index. In advanced applications an equilateral prism is used in spectroscopy to analyze the spectral composition of light sources. This is important for learning about atomic and molecular energy levels. PRODUCT WARNINGS This product is NOT A TOY. It is designed for educational scientific or professional use only. Adult supervision is required at all times. Improper use may cause injury or damage. Always follow safety guidelines and wear appropriate protective equipment. Not suitable for children 15 and under.