000 00265nam a2200097Ia 4500
082 _aJ 68 CHALL
245 0 _aLet's build an invention : [A step-by-step guide]
100 _a CHALLONER, Jack
_958387
942 _cBK
008 210825s9999 xx 000 0 und d
999 _c515833
_d515831