Roger Duke

Books
Simple Statistics in Pictures Simple Statistics in Pictures
Simple Statistics in Pictures
2014
Algebra in Pictures Algebra in Pictures
Algebra in Pictures
2013
The Calculator in Pictures The Calculator in Pictures
The Calculator in Pictures
2013
Fractions, Percentages and Decimals in Pictures Fractions, Percentages and Decimals in Pictures
Fractions, Percentages and Decimals in Pictures
2013
Multiplication and Division in Pictures Multiplication and Division in Pictures
Multiplication and Division in Pictures
2013
Subtraction and Addition In Pictures Subtraction and Addition In Pictures
Subtraction and Addition In Pictures
2013