National Security Agency
Time After Time
Save those precious minutes and hours spent planning math lessons with this mini-unit on telling time. Offering a series of engaging hands-on and collaborative learning activities, these three lessons teach children how to read...
State of Michigan
Pre-K Mathematics
Kick-start children's education with this pre-school math unit. Offering 31 different hands-on learning activities that develop young mathematicians' pattern and shape recognition, basic number sense, and much more, this is a...
CK-12 Foundation
Ck 12: Measurement: Elapse Time
[Free Registration/Login may be required to access all resource tools.] Find elapsed time by converting units.
CK-12 Foundation
Ck 12: Measurement: Addition and Subtraction With Time
[Free Registration/Login may be required to access all resource tools.] Find sums and differences of measurements of time by converting units.