You can create time activities with precision using the Mychron Stopwatch. Let your imagination run wild as you develop activities where students have to use the stopwatch to time, record, and compare specific events. Accurate to the hundredth of a second, the stopwatch features an automatic shut-off feature ensuring long life. LCD display is multi-colored for easy use. 5 cm x 5 cm.

The Megalens Magnifying Glass has both a 4× power, wide-angle view and a powerful 9× narrow-focus lens. It can be handheld or the stand in the handle can be unfolded for the hands-free mode. Comes with specimen tweezers in the handle and is ergonomically designed. Assorted colors. Size, 7 1/2" L × 3 1/2" W.

These vented goggles feature a sturdy polycarbonate lens that provides protection from impact and chemical hazards. Soft and pliable, they are sized and shaped to fit snuggly, yet comfortably, on a child's face. An adjustable elastic headband assures a perfect fit for every student. Available in sets of 33. (Six complete sets are available.)

You supply the minerals, rocks, and fossils; we supply the rest. Each kit contains ten compartmented white plastic trays, ten sturdy collection boxes, ten sets of printed numbers for labeling samples, glue, and a label applicator

Superior performance and simple operation have made Scout® balances the most popular portable balance in the classroom. With the updated Scout® Pro, you get the same exceptional accuracy and reliability of earlier Scouts along with several unique improvements that make this balance the best choice for educators.

• Easy to Use for Students of All Skill Levels—Two-button keypad and intuitive, visual menu prompts
• High-Contrast LCD Display so you can view student results from any angle
• Integrated Weigh-Below Hook
• Standard Security Features—Lockdown mode prevents tampering of weighing modes, and integral security bracket guards against theft
• Easy to Keep Clean—Sealed front panel, molded spill ring, and removable stainless-steel platform
• Calibration Weight—Included with all models up to 600 g
• Energy-Saving Auto Shutoff—User programmable settings
• Dependable—5-year warranty