NASA Telescope Education Material

以下隐藏内容包含望远镜原理与教学的学习资料与教师手册：
9 B/ Y: x" z/ sTelescope Kits picture.pdf
* {! g3 B7 h6 A2 o1 W- \' h% {Telescope Elementary Level.pdf
Telescope Kits Teacher Guide.pdf
6 s2 S8 \. s3 _1 k1 W: K9 |! D
8 A$ V6 _" G( r7 E0 L1 W

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