The first 20 elements,
without rote learning.
Link their order with a story, then test yourself in our own element game.
1H
2He
3Li
4Be
5B
6C
7N
8O
9F
10Ne
11Na
12Mg
13Al
14Si
15P
16S
17Cl
18Ar
19K
20Ca
The story builds the route; practice turns memory into skill.
Shown with the first 20 elements: place unfamiliar symbols in a story you can follow, recall them without help, then link each element’s name, symbol and atomic number.
- 1See the whole listSplit the first 20 elements into a few sections instead of twenty separate items.
- 2Link with a storyPut the order into one continuous thread: a memory route you can walk again.
- 3Cover and recallRecall without prompts to find the spots you do not really know yet.
- 4Back to questionsSwitch between name, symbol and atomic number, ready to use them in class.
What is the symbol of aluminium?
AlArAgAu
Learned it? Test it now.
A. Lam’s element game drills names, symbols and atomic numbers. Retry the ones you miss until you can finish without the story.
Play
Free trial, sign-up open
Senior science electives explained + element story method
One hour on which subjects to take in S4, plus one story to remember the first 20 elements.
| Branch | Date | Time |
|---|---|---|
| 屯門（安定） | 11/9 (Fri) | 7:15pm – 8:15pm |
| 沙田 | 12/9 (Sat) | 11:15am – 12:15pm |
| 荃灣（海晴軒） | 12/9 (Sat) | 2:15pm – 3:15pm |
| 太子第二（協成行） | 12/9 (Sat) | 4:30pm – 5:30pm |
| 銅鑼灣 | 13/9 (Sun) | 12:45pm – 1:45pm |
| 九龍灣 | 13/9 (Sun) | 3:00pm – 4:00pm |
- A must before S4: what S4–6 science is really like
- The first 20 elements of the periodic table, all remembered with one story
- Chemistry, Physics and Biology electives compared side by side
- A new student’s own view: “Which subject suits me best?”
- Beat the fear of rote learning with story-based memory
- Interactive activities to test your memory on the spot
- In as little as one hour, find your senior-secondary subject direction
Each student may bring up to two parents. This free class has the same content as the free July summer “Star” preparatory course. New and current A. Lam students are welcome.
S2 builds the language,
S3 connects the three sciences.
S2Learn the basic language of scienceStart with the elements: read symbols, spot patterns and recall actively.
S3Connect Physics, Chemistry and BiologyBefore choosing subjects, see how each one is learned, then judge which foundations you need.
Next steps
Times, venues, fees and enrolment follow Defining Education’s pages.