Ergodyne Loki In/Outdoor Lens Safety Glasses

Content-rich math cards do their job, teaching students new skills in a fun way. This educational aid helps students build subtraction skills. Equations are presented two ways to reinforce skills. Complete tables feature all numbers from 0 to 12. Answers on the back allow self-checking. Students will delight in mastering new skills. No-see-through cards have quick-sorting, rounded corners. Sturdy flash cards come in a storage box and are ideal for teaching ages 6 and up.

Ergodyne Loki In/Outdoor Lens Safety Glasses - Durable, Flexible, Scratch Resistant, Anti-fog, Non-slip, Perspiration Resistant, Convertible, Comfortable, Elastic Strap - Ultraviolet Protection - Polycarbonate Lens, Nylon Frame, Polycarbonate Temple, Foam Gasket - Black - 1 Each