Build nine different real-world models one at a time. Set includes building instructions for each model with real-life photo and key facts. Models demonstrate 1st, 2nd, and 3rd class levers, along with fixed, movable, and combination pulley. 161 pieces support three students working in a team.
Order a class solution for eight groups of students and receive a free Teacher Guide (a $15.00 value).
Note: To pay by credit card, you must use PayPal. Please see our order form and follow the PayPal instructions at the top. Otherwise, prepayment must accompany orders of $25 or less. Please contact Carol Crociante at 215-568-6150 x280 for payment information. Shipping & handling charges are 12 percent for orders below $250, and six percent for orders of $250 or more, with a minimum S&H of $5.00. Shipping & handling for orders outside of continental United States are more.
| Center for School Improvement Studies |
Center for Research and Evaluation Studies |
Center for International Studies and Exchange |
RBS Publications |
Education Resources |
About RBS |
| Contact Us | Home |
