Africa: Climate Action
African cities turn to ‘green’ buses in fight against pollution
Tanzania: Ocean more turbulent than decades ago
Chances are that your students are already familiar with many of these strategies from learning addition. In fact, it can help students to see how they use the strategy differently for subtraction than they do for addition.
Guardians of vanishing ecosystems: Indigenous leaders call for greater inclusivity
As students grow more comfortable with concrete examples of subtraction, they are ready for more abstract strategies. One of my favorite parts of teaching subtraction is showing students how many helpful strategies they can use as they problem solve!
Empowering women to boost Africa’s water security
In fact, it can help students to see how they use the strategy differently for subtraction than they do for addition. Chances are that your students are already familiar with many of these strategies from learning addition.
Zambia: Racing to find alternatives to logging
One of my favorite parts of teaching subtraction is showing students how many helpful strategies they can use as they problem solve! As students grow more comfortable with concrete examples of subtraction, they are ready for more abstract strategies.
Malawi: Young farmers lead land restoration
Chances are that your students are already familiar with many of these strategies from learning addition. In fact, it can help students to see how they use the strategy differently for subtraction than they do for addition.
Western Africa: A push for eco-friendly appliances

Giving textiles a second life
The languages only differ in their grammar, their pronunciation and their most common words. Everyone realizes why a new common language would be desirable: one could refuse to pay expensive translators. To achieve this, it would be necessary to have uniform grammar, pronunciation and more common words. If several languages coalesce. The European languages are members of the same family.
The new common language will be more simple and regular than the existing European languages. It will be as simple as Occidental; in fact, it will be Occidental. To an English person, it will seem like simplified English, as a skeptical Cambridge friend of mine told.