47 1 50 Peter Eldin Primary Author mixed material 9780755411276 837-01.jpg.jpg Kostas Dimitriou Primary Author Markos Hatzitaskos Primary Author mixed material 9781471552335 Express Publishing 2016 cover_advanced_computer_science_for_the_ib_diploma_program_high_level_.jpg Amy Shields Primary Author mixed material 9781426307935 cover_first_big_book_of_why.jpg Kostas Dimitriou Primary Author Markos Hatzitaskos Primary Author mixed material 9781471542091 Newbury Express Publishing 2021 cover_core_computer_science_for_the_ib_diploma_program.jpg Bill Gates Primary Author mixed material 9780670859139 cover_the_road_ahead.jpg Catherine O'Neill Primary Author mixed material National Geographic cover_amazing_mysteries_of_the_world_books_for_world_explorers.jpg Julie Aigner-Clark Primary Author mixed material 0786808101 cover_language_nursery.jpg Claire Folkard Primary Author mixed material 9780851121802 cover_guinness_world_records_2004.jpg Andrew Donkin Primary Author mixed material 9780789466822 cover_atlantis_the_lost_city_.jpg dari pohon-pohon sampai kertas Andree Bertino Primary Author mixed material Alice Saputra Communication Co. 1995 menggunakan gading sebagai ganti tangan Andree Bertino Primary Author mixed material Alice Saputra Communication Co. 1995 cover_menggunakan_gading_sebagai_ganti_tangan.jpg Fun with a Purpose March 2013 Christine French Cully Editor mixed material 0018165X Highlights for Children 2013 cover_highlights_fun_with_a_purpose_march_2013.jpg National Geographic Primary Author mixed material 9781426307669 NGK 2011 cover_weird_but_true_3.jpg Callie Broaddus Illustrator mixed material 9781426328374 2017 cover_bet_you_didn_t_know_.jpg Dave Harfield Editor mixed material 9781908222343 Guinness WR Primary Author mixed material 9781912286812 Guinness_World_Record_2020.jpeg.jpeg Mark Fletcher Editor mixed material 9780851120447 Sorting Jane Yorke Primary Author mixed material 9780863185311 Luann Colombo Primary Author mixed material 9781571457899 Trevor E. Lunn Primary Author mixed material 0809473127 Celeste Lee Primary Author mixed material 9780439791915 National Geographic Primary Author mixed material 9781426332845 Asha Kalbag Primary Author mixed material Asha Kalbag Primary Author mixed material Almanac 2010 National Geographic Primary Author mixed material Asha Kalbag Primary Author mixed material Gillian Doherty Primary Author mixed material Philippa Wingate Primary Author mixed material Margaret Stephens Primary Author mixed material Craig Glenday Editor mixed material 9781904994367 The Age Of Computers World Book Creator mixed material 0716663031 Make and Do Childcraft Primary Author mixed material 071660180x mixed material mixed material mixed material mixed material Mary Worrall Editor mixed material 0199101515 mixed material mixed material mixed material mixed material mixed material mixed material mixed material mixed material mixed material Grolier Creator mixed material 0753403110 Kingfisher