| ★ | Object equality | Intro to CS - Python | Khan Academy | | 6.2K | Estados Unidos | |
| 1 | Currently, Thus, Despite | Vocabulary | Khan Academy | | — | Estados Unidos | 63 |
| 3 | Funding for 5-12 at D/F schools in AZ | | — | Estados Unidos | 60 |
| 4 | Stereotype, Obstacle | Vocabulary | Khan Academy | | — | Estados Unidos | 60 |
| 5 | Symbol, Persuade, Signify | Vocabulary | Khan Academy | | — | Estados Unidos | 60 |
| 7 | Order of operations example | Arithmetic properties | Pre-Algebra | Khan Academy | | — | Estados Unidos | 58 |
| 8 | Accumulate, Vast, Consist | Vocabulary | Khan Academy | | — | Estados Unidos | 57 |
| 9 | Introduction to order of operations | Arithmetic properties | Pre-Algebra | Khan Academy | | — | Estados Unidos | 57 |
| 10 | Solving rational inequalities by testing intervals in terms of a constant | Khan Academy | | — | Estados Unidos | 57 |
| 12 | Contradiction | Vocabulary | Khan Academy | | — | Estados Unidos | 56 |
| 15 | Conservation of energy (part 2) | AP Physics | Khan Academy | | — | Estados Unidos | 56 |
| 17 | Benefit, Philosophy | Vocabulary | Khan Academy | | — | Estados Unidos | 55 |
| 19 | Conscious, Evade | Vocabulary | Khan Academy | | — | Estados Unidos | 54 |
| 6 | Solving rational inequalities by testing intervals rational expression on both sides | Khan Academy | | 11.1K | Estados Unidos | 59 |
| 11 | Conservation of linear momentum | AP Physics | Khan Academy | | 6.7K | Estados Unidos | 57 |
| 14 | Reimagining Student Assessment with Khan Academy | | 3.4K | Estados Unidos | 56 |
| 2 | Objective | Vocabulary | Khan Academy | | 1.4K | Estados Unidos | 62 |
| 16 | Elaborate, Necessity | Vocabulary | Khan Academy | | 1.1K | Estados Unidos | 55 |
| 18 | Knobelaufgabe: Wandern auf dem Schachbrett (Bundeswettbewerb Mathematik) | Weitz / HAW Hamburg @weitzhawhamburg | 747 | Alemania | 55 |
| 20 | Project preview: Ciphers | Intro to CS - Python | Khan Academy | | 729 | Estados Unidos | 54 |
| 13 | Vague, Interpret | Vocabulary | Khan Academy | | 453 | Estados Unidos | 56 |