What a great way to learn math! What kid doesn't love Legos? Again I would laminate these to be reusable, provide Legos to use as math manipulatives. Students could solve the problems and then self check using the Legos.
Use LEGO Math to Teach Place Value - Science Kiddo
Lego Fraction game: Love this example for students who are into Legos. This is a great way for students to learn commonly used fractions in an exciting way. It supports the NCTM standard of representing commonly used fractions.
27 Fantastic LEGO Math Learning Activities for All Ages
Awesome for teaching children how to tell time. I would use this as a whole class activity, and each child would get their own. --Teaching Special Thinkers: Telling Time is EASY PEASY Love this idea for teaching time with manipulatives!