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Pocket Tangrams Vol. 1 by Fizzer & The Royal Elite Ninjas Inc. [web]

Pocket Tangrams: Volume 1 for Gameboy DMG
(Revision Partyversion)
Code by Fizzer, Music by Noby

Controls:
Pressing Start progresses the game on most screens, or opens the pause menu.
To select an option from the pause menu, press A.
Move a piece with D-Pad, hold B and use D-Pad to nudge the piece, hold A and use D-Pad to rotate.
Press Select to switch to another piece.

Completion time records are saved to SRAM, but if you used the "Solve this piece" or "Solve all pieces" menu
options then a new record time will not be saved.

Uses Bit9x9 font by mattlag: https://fontstruct.com/fontstructions/show/559959/bit9x9
Also uses NeoSans font from devurandom: https://opengameart.org/content/new-original-grafx2-font-collection
Developed in ASM with RGBDS. Music was made with hUGETracker.
(Sound effects are all hand-coded)