Видео с ютуба Richard Croome

EdexcelGCSE_1380_3H_20100607_Q27

EdexcelGCSE_1380_3H_20101109_Q7

EdexcelGCSE_1380_3H_20091105_Q11b

EdexcelGCSE_1380_4H_20090518_Q19a

EdexcelGCSE_1380_3H_20091105_Q21

EdexcelGCSE_1380_4H_20110610_Q12

EdexcelGCSE_1380_4H_20111114_Q21a

EdexcelGCSE_1380_4H_20101113_Q24

EdexcelGCSE_1380_3H_20091105_Q8b

EdexcelGCSE_1MAO_1H_20121106_Q26a

EdexcelGCSE_1380_4H_20101113_Q6cii

EdexcelGCSE_1380_4H_20100611_Q2a

EdexcelGCSE_1380_3H_20100607_Q1

EdexcelGCSE_1380_4H_20101113_Q15a

EdexcelGCSE_1380_4H_20101113_Q16b

EdexcelGCSE_1MA0_2H_20121108_Q23a

EdexcelGCSE_1380_4H_20101113_Q13

EdexcelGCSE_1380_3H_20110606_Q22a

EdexcelGCSE_1380_4H_20090518_Q23a