Everything you do on this site, like searching, playing and viewing scientific material, making lessons and creating classes, gets you credits. You may use these credits to purchase discount coupon on educational products. If you need additional credits, you can purchase them here.
100 credits = $ 1.00 CAD
While using this site, you earn credits and experience points for everything you do. The more points you have the more fun badges you can win. Credits can be redeemed for discount coupons on educational products.