Are you looking for a way to keep your child's math and science skills sharp during the summer? Check out the CK-12 Brainflex challenge. It is an 8 week challenge where they can practice math and science skills anytime, anywhere and it's free. Teachers can also invite their students and suggest topics for them to work on.
Visit http://www.ck12.org/summer/ for more information. Students can also complete the challenge using the CK-12 app.
Visit http://www.ck12.org/summer/ for more information. Students can also complete the challenge using the CK-12 app.