Trend Three-Corner Addition and Subtraction Triangle shaped Flash Cards

teacher designed and child-tested addition and subtraction three corner flash cards are ideal for reinforcing basic skills at home or school. Self-checking cards teach addition an subtraction and the relationship between them. 48 cards per pack

Hot new teacher created three corner flash cards by TREND are an innovative and new educational product. Self checking cards teach addition and subtraction. Facts through to 12. Pack contains 48 two-sided durable cards. Kids react with excitement to these unique triangular flash cards that teach 2 math operations and the relationship between them.

• Durable and easy to hold.
• Solo or group play.
• 48 triangle cards,
• 14 cm in size