| Artist | : | What is an Equal Sign? | How to Add and Subtract | Khan Academy Kids |
| Title | : | Khan Academy Kids |
| Duration | : | 37 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | What is an Equal Sign? | How to Add and Subtract | Khan Academy Kids |
| Title | : | Khan Academy Kids |
| Duration | : | 37 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |