For the 2025 academic year, for teachers. Unused. Explanatory text is written in red ink, as it is for teachers. Compatible with textbooks used from the 2025 to 2028 academic years. [Set Contents] ・Connecting to the Future History Sourcebook, 221 pages x 1 book [Condition of Item] ・Unused ・Explanatory text is written in red ink, as it is for teachers. ・Book only, no CDs or DVDs included. Latest History Sourcebook History Sourcebook History Study