Grades Prek 8 Spring 2017 page 32 Manipulatives

Elapsed Time Rulers Has slits at end of ruler so it can be made into a circle AM/PM color distinctions Sliding markers measure intervals of time n 5 rulers per pack n Unfolded ruler measures 17 " x 1"; Rolls into a 5" diameter n Includes suggested activities n Write-on/wipe-off surface Measure between two increments of time Help students visualize and calculate elapsed time with a flexible ruler that can be made into a circle. Place the sliders at start and end times, then count the time in between the markers. Hours are divided into five-minute increments marked with dashes and 15-minute increments are also noted. TCU 20636 Elapsed Time Rulers $5.99 Large Sand Timers Medium Sand Timers Small Sand Timers n Handy plastic timers with colored sand n 4 timers per pack n Each measures 1" x 3 " n $4.99 per pack TCU 20692 30 Second TCU 20646 1 Minute TCU 20693 90 Second TCU 20647 2 Minute TCU 20661 3 Minute TCU 20696 4 Minute TCU 20662 5 Minute TCU 20682 10 Minute (1" x 4") TCU 20663 Small Sand Timers Combo Pack $4.99 (Includes 1 each of 1, 2, 3 & 5 minute timers) TCU 20697 Small Sand Timers Combo 8-Pack $9.99 (Includes 1 each of 30 & 90 second and 1, 2, 3, 4, 5 & 10 minute timers) n Durable plastic timer with colored sand n Each measures 3 " x 6 3 /8" n $15.99 each n Durable plastic timer with colored sand n Each measures 2" x 5" n $9.99 each ALL NEW TCU 20698 30 Second TCU 20657 1 Minute TCU 20699 90 Second TCU 20658 2 Minute TCU 20659 3 Minute TCU 20700 4 Minute TCU 20660 5 Minute TCU 20675 10 Minute TCU 20755 30 Second TCU 20756 1 Minute TCU 20757 90 Second TCU 20758 2 Minute TCU 20759 3 Minute TCU 20760 4 Minute TCU 20761 5 Minute TCU 20762 10 Minute ALL NEW 32 Manipulatives

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