Today, there is a wide range of educational CDs and DVDs for school children of all ages, available in various stores as well as online. They help in transforming our passive system of learning into an interactive one with the help of high-quality graphics and videos along with text, that help children retain things in their memory for a long time.
Depending on the age and the requirement of the child, parents can choose from a large range of CDs and DVDs. These can include topics like numbers, ABCs, Shapes, rhymes, colors, stories and more. For older school kids looking for help with their academics, there are other DVDs and CDs in subjects like math, science, English, and others. These DVDs and CDs can be used for home learning where they can understand various concepts clearly.
Extra Benefits of Learning Through Educational CDs and DVDs
- They provide a good overall experience for children
- Preschoolers can easily learn pre-reading skills with the help of these digital tools
- School going children can easily understand the concepts through various graphical representations and illustrations.
- Practice sessions using the tools can enhance their knowledge considerably on various topics.
Where to Buy educational CDs and DVDs?
Educational CDs and DVDs are easily available online through various stores. Parents can order them online and get them delivered to their homes. These online stores also offer various discounts and offer to their customers making the deal more attractive. Using these educational CDs and DVDs is very easy as they are enabled with the Autoplay feature which helps play the CD or DVD automatically. However, in case of any assistance, there is a user manual as well, that provides instructions on using them.
CD and DVD both are high definition, high storage devices.
Following are the important differences between CD and DVD.
| Sr. No. | Key | CD | DVD |
|---|---|---|---|
| 1 | Definition | CD stands for Compact Disk. | DVD stands for Digital Versatile Disk. |
| 2 | Size | CD size is 700 MB. | DVD size ranges from 4.7 GB to 17 GB. |
| 3 | Recording Layer | Recording layer or metal layer is close to top of the disk. | Recording layer or metal layer is close to middle of the disk. |
| 4 | Pits | CD have single layer of pits. | DVD have double layers of pits. |
| 5 | Space between loops | Space between spiral loops is 1.6 micrometer in CD. | Space between spiral loops is 0.74 micrometer in DVD. |
| 6 | Space between pits | Space between pits is 0.834 micrometer in CD. | Space between pits is 0.40 micrometer in DVD. |
| 7 | Correction code | CIRC and EFMP are used as error correction code. | RS-PC and EFMplus are used as error correction code. |
| 8 | Data Transfer Rate | Data Transfer Rate is 1.4 to 1.6 Mb/Sec. | Data Transfer Rate is 11 Mb/Sec. |
| 9 | Channel Bit Length | Channel Bit Length in CD is 300 nanometer. | Channel Bit Length in CD is 113 nanometer. |
| 10 | Numeric Aperture | Numeric Aperture of CD is 0.45. | Numeric Aperture of DVD is 0.6. |
| 11 | Thickness | CD thickness is 1.2 mm. | DVD thickness is 0.6 mm. |
Ysumconclav-he Laura Masters https://wakelet.com/wake/N_3K6TU3nnEqV4vH1W7qa
ReplyDeletemafastasisc
pulchcogPprot-ba Matthew Casillas Microsoft Office
ReplyDeleteAutodesk 3ds Max
SolidWorks
zusgaumateam
Educational CDs and DVDs offer great interactive learning experiences for children. Their ability to help children retain knowledge with graphics and videos is one of the key benefits.
ReplyDeleteHeavy Duty Rack delhi
Mobile Compactor delhi
For parents, educational CDs and DVDs can be a fantastic resource to supplement learning at home. They make complex concepts easier to grasp for kids of all ages.
ReplyDeleteFile Compactor Storage System in Delhi
Dust collector manufacturer
Using educational tools like CDs and DVDs can also help children practice key concepts repeatedly, reinforcing their understanding of various subjects.
ReplyDeletemodular mezzanine floor hyderabad
heavy duty industrial racking panipat
It’s incredible how educational DVDs and CDs can simplify the learning of shapes, numbers, and even language skills, particularly for younger children.
ReplyDeletemezzanine floor neemrana
mobile compactor agra
With the convenience of online shopping, parents can easily find and purchase educational CDs and DVDs that meet their children's needs for different subjects.
ReplyDeleteangle iron rack meerut
industrial mezzanine floor varanasi
Educational CDs and DVDs are often equipped with an autoplay feature, making it easier for kids to use the resources independently, with minimal assistance needed.
ReplyDeleteprefabricated storage sheds bengaluru
warehouse pallet racking system bengaluru
The graphical representations and illustrations in educational CDs and DVDs enhance children's ability to visualize concepts, which is highly beneficial for their learning.
ReplyDeleteselective storage racks panipat
Pallet Rack delhi