Apricot, Banana, Cherry, Fig, Guava, Mango, Papaya, Strawberry, Watermelon and many more! 100 colourful photos teach you to recognize over 50 of the world's most popular fruits and berries, with interesting facts about each one. more»
Price: Free
y = x, sin(x), cos(x), tan(x), exp(x), log(x) and sinc(x) and more! 60 images teach you to recognize the graphs of the basic mathematical functions, and their reciprocals, reflections and powers. Useful for students of mathematics and anyone... more»
Price: Free
y = x, sin(x), cos(x), tan(x), exp(x), log(x) and sinc(x) and more! 60 images teach you to recognize the graphs of the basic mathematical functions, and their reciprocals, reflections and powers. Useful for students of mathematics and anyone... more»
Price: Free
y = x, sin(x), cos(x), tan(x), exp(x), log(x) and sinc(x) and more! 60 images teach you to recognize the graphs of the basic mathematical functions, and their reciprocals, reflections and powers. Useful for students of mathematics and anyone... more»
Price: Free
Airport, Aqueduct, Bridge, Tunnel, Lake, Reservoir, Pylon, Dam, Harbour and many more! 50 colourful photos teach you to recognize 50 geographical features created by man, with interesting facts about each one. more»
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Airport, Aqueduct, Bridge, Tunnel, Lake, Reservoir, Pylon, Dam, Harbour and many more! 50 colourful photos teach you to recognize 50 geographical features created by man, with interesting facts about each one. more»
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Glacier, Jungle, Headland, Erratic, Mountain, Waterfall, Cliff, Ridge and many more! 50 photos teach you to recognize 50 geographical features found in nature, with interesting facts about each one. more»
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Glacier, Jungle, Headland, Erratic, Mountain, Waterfall, Cliff, Ridge and many more! 50 photos teach you to recognize 50 geographical features found in nature, with interesting facts about each one. more»
Price: Free
Muhammad Ali, Nadia Comaneci, Jesse Owens, Emil Zatopek, Michael Phelps and many more! 50 photos teach you to recognize 50 of the world's greatest athletes from both Summer and Winter Olympic Games, with interesting facts about each one. more»
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Muhammad Ali, Nadia Comaneci, Jesse Owens, Emil Zatopek, Michael Phelps and many more! 50 photos teach you to recognize 50 of the world's greatest athletes from both Summer and Winter Olympic Games, with interesting facts about each one. more»
Price: Free