L1
Topic Worksheet
One focused subtopic with a Kahoot quiz and downloadable worksheet.
单个知识点专项练习，含 Kahoot 测验与可下载练习册。
Suggested early-bird: US$3 · suggested regular: US$4
CIE 0580 Worksheet Packs
Topic worksheets, section bundles, and unit bundles — choose the level that fits your revision plan.
The worksheet layer of the 25Maths practice system — structured packs that support the exercise and Kahoot revision cycle.
25Maths 练习体系的练习册层 — 结构化专题包，支撑互动练习与 Kahoot 复习闭环。
Pricing Status
Current prices shown below are recommendation ranges only. Final presale prices remain TBD and can be updated anytime before Payhip launch.
下方价格为建议区间，最终预售价格仍可在 Payhip 正式上线前调整。
Worksheet Pack Tiers
三个层级：专题练习、章节合集、单元合集。
L2
Section Bundle
Multiple subtopics covering one syllabus section. Best value for focused revision.
同一章节多个知识点打包，是专项复习的最佳选择。
Suggested early-bird: US$12 · suggested regular: US$15
L3
Unit Bundle
Complete unit coverage with Core + Extended tracks, plus bonus materials.
完整单元覆盖 Core + Extended 双层级，附赠额外资料。
Suggested early-bird: US$20 · suggested regular: US$25
CIE 0580 Unit Bundles (9)
Each unit bundle includes bilingual vocabulary card support and a post-purchase upgrade path for bilingual enhancement.
每个单元包都包含双语词汇卡支持，并预留购买后的双语增强升级路径。
After purchase, complete a short learning preference form to unlock your free bilingual vocabulary card bonus.
购买后填写简短学习偏好表单，即可解锁免费双语词汇卡赠品。
U1 · Number
PRESALECore + Extended
Early-bird: US$20 · Regular: US$25
Launch: 2026-04-30
Early-bird deadline: 2026-03-31
Includes themed past-paper bonus, free bilingual vocabulary cards, and bilingual support upgrade coupons.
View Bundle DetailsU2 · Algebra and Graphs
PRESALECore + Extended
Early-bird: US$20 · Regular: US$25
Launch: 2026-04-30
Early-bird deadline: 2026-03-31
Includes themed past-paper bonus, free bilingual vocabulary cards, and bilingual support upgrade coupons.
View Bundle DetailsU3 · Coordinate Geometry
PRESALECore + Extended
Early-bird: US$20 · Regular: US$25
Launch: 2026-04-30
Early-bird deadline: 2026-03-31
Includes themed past-paper bonus, free bilingual vocabulary cards, and bilingual support upgrade coupons.
View Bundle DetailsU4 · Geometry
PRESALECore + Extended
Early-bird: US$20 · Regular: US$25
Launch: 2026-04-30
Early-bird deadline: 2026-03-31
Includes themed past-paper bonus, free bilingual vocabulary cards, and bilingual support upgrade coupons.
View Bundle DetailsU5 · Mensuration
PRESALECore + Extended
Early-bird: US$20 · Regular: US$25
Launch: 2026-04-30
Early-bird deadline: 2026-03-31
Includes themed past-paper bonus, free bilingual vocabulary cards, and bilingual support upgrade coupons.
View Bundle DetailsU6 · Trigonometry
PRESALECore + Extended
Early-bird: US$20 · Regular: US$25
Launch: 2026-04-30
Early-bird deadline: 2026-03-31
Includes themed past-paper bonus, free bilingual vocabulary cards, and bilingual support upgrade coupons.
View Bundle DetailsU7 · Transformations and Vectors
PRESALECore + Extended
Early-bird: US$20 · Regular: US$25
Launch: 2026-04-30
Early-bird deadline: 2026-03-31
Includes themed past-paper bonus, free bilingual vocabulary cards, and bilingual support upgrade coupons.
View Bundle DetailsU8 · Probability
PRESALECore + Extended
Early-bird: US$20 · Regular: US$25
Launch: 2026-04-30
Early-bird deadline: 2026-03-31
Includes themed past-paper bonus, free bilingual vocabulary cards, and bilingual support upgrade coupons.
View Bundle DetailsU9 · Statistics
PRESALECore + Extended
Early-bird: US$20 · Regular: US$25
Launch: 2026-04-30
Early-bird deadline: 2026-03-31
Includes themed past-paper bonus, free bilingual vocabulary cards, and bilingual support upgrade coupons.
View Bundle DetailsAll-Units Mega Bundle
CIE 0580 All-Units Mega Bundle
Early-bird: US$89 · Regular: US$119
Launch: 2026-05-31 · Early-bird deadline: 2026-04-30
Quick Links
Access the Kahoot quiz directory, terms, and our Payhip storefront.
快速访问 Kahoot 测验目录、条款说明及 Payhip 商店。