math-tasks/tasks/crystal-battery/docs/crystal-battery-1.md

Crystal Battery 1

Sonic and Shadow take turns charging a crystal battery. Each section shows one hero filling N cells out of 10. The child writes how many crystals the hero threw (N) and how many the other hero needs to add (10 - N).

Pages

Page 1 — Easy (complements 1-3)

Section	Filler	N	Answer (10-N)	Sonic variant	Shadow variant
1	Sonic	9	1	sonic-push-01	shadow-push-01
2	Shadow	8	2	sonic-push-02	shadow-push-02
3	Sonic	9	1	sonic-push-03	shadow-push-03
4	Shadow	7	3	sonic-push-04	shadow-push-04
5	Sonic	8	2	sonic-push-05	shadow-push-05
6	Shadow	9	1	sonic-push-06	shadow-push-06
7	Sonic	7	3	sonic-push-07	shadow-push-07

Footer: planet1.jpeg

Page 2 — Medium (complements 4-6)

Section	Filler	N	Answer (10-N)	Sonic variant	Shadow variant
1	Sonic	6	4	sonic-push-08	shadow-push-08
2	Shadow	5	5	sonic-push-09	shadow-push-09
3	Sonic	4	6	sonic-push-10	shadow-push-10
4	Shadow	6	4	sonic-push-01	shadow-push-01
5	Sonic	5	5	sonic-push-02	shadow-push-02
6	Shadow	4	6	sonic-push-03	shadow-push-03
7	Sonic	6	4	sonic-push-04	shadow-push-04

Footer: planet2.jpeg

Page 3 — Hard (complements 6-9)

Section	Filler	N	Answer (10-N)	Sonic variant	Shadow variant
1	Sonic	3	7	sonic-push-05	shadow-push-05
2	Shadow	2	8	sonic-push-06	shadow-push-06
3	Sonic	1	9	sonic-push-07	shadow-push-07
4	Shadow	3	7	sonic-push-08	shadow-push-08
5	Sonic	2	8	sonic-push-09	shadow-push-09
6	Shadow	1	9	sonic-push-10	shadow-push-10
7	Sonic	4	6	sonic-push-01	shadow-push-01

Footer: planet3.jpeg

Notes

• Sonic crystals are green, Shadow crystals are red
• Crystal assets are SVG placeholders — will be replaced with generated PNGs later
• Footer images are NMS theme placeholders
• Hero images are from assets/themes/sonic/heroes/sonic-shadow-push/